Garmin fēnix® 6X - Pro Solar Edition — case dimensions and design

Garmin · 2019

fēnix® 6X - Pro Solar EditionSize, Dimensions & Wrist Fit

Case Width

51mm

Thickness

14.9mm

Battery

21 days

Weight

82g

The Garmin fēnix® 6X - Pro Solar Edition sits best on flat wrist widths of about 54–73mm (≈ 14.4–19.5cm wrist circumference). Adjust the slider below to check your wrist.

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The fēnix® 6X - Pro Solar Edition in short

The figures that decide whether this watch suits you, pulled out of the full specification sheet further down.

Between 15 hours and 80 days per charge depending on the power mode — battery saver at best, gps + music at worst.
82g on the wrist. Lighter than 88% of the 51mm watches we have weights for.
1.4” (35.56 mm) diameter display.
Takes 26mm bands, so third-party straps fit without an adapter.

Does the fēnix® 6X - Pro Solar Edition fit your wrist?

Drag the slider to your wrist width and see the fēnix® 6X - Pro Solar Edition overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.

Fit tool

Watch Fit Tool

For sports watches, lug-to-lug (L2L) is what matters most — it decides whether a watch overhangs your wrist. Bulky is fine; overhang is not.

Your wrist

≈ 146.9mm around

Garmin fēnix® 6X - Pro Solar Edition

Case 51.0mm · Lug-to-lug 51.0mm · Thickness 14.9mm · 82g

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Sweet Spot

51mm on a 55mm wrist

Understated Balanced Sweet Spot Bold Overhang ⚠

Across the wrist it works — 2.0mm spare each side — but a tall watch on this wrist. Fine over a sleeve, awkward under one.

On a 55mm wrist the sweet spot is 47–53mm lug to lug. This one is 51mm.

How to Measure

Measure where you wear it, just below the wrist bone. Either of these works — the tool converts between them.

1. Flat width — arm flat on a table, palm up. Measure straight across the top of the wrist, bone to bone, ignoring the curve down the sides.
2. Around — a tape, or a strip of paper marked and held against a ruler, snug the whole way round.

Complete Wrist Measurement Guide →

Against one you know

Leather: Attaches at the lugs, so the case back rests on your skin. Thins and softens with wear. Typical figures, not this model’s own.

Show the measurements

Across the wrist2.0mm spare each side
Fills the wrist without reaching the edge.
Off the wrist14.9mm off the skin
A tall watch on this wrist. Fine over a sleeve, awkward under one. (14.9mm case, back against the skin)
How it seats~8.8mm under the rim
Wide enough that the edge of the case back lifts clear of the skin.
Weight on the wrist82g
Substantial without being a burden — the usual weight of a steel watch on a wrist this size. (1.5g per mm of wrist)

Happy with the fit? Check current availability for the fēnix® 6X - Pro Solar Edition.

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2D Dimension Schematics

The fēnix® 6X - Pro Solar Edition drawn to scale — from above, and in profile against the wrist.

Highlight

From above — true scale

From the side — how far it sits off the wrist

Garmin fēnix® 6X - Pro Solar Edition51mm · 14.9mm thick

3D preview

Garmin fēnix® 6X - Pro Solar Edition on a wrist

On an arm sized to your own wrist — the view a product photo never gives you.

Open 3D try-on

Shapes are built from published measurements, not manufacturer 3D models — accurate proportions, generic dial.

How long the fēnix® 6X - Pro Solar Edition lasts, by power mode

Runtime changes by a factor of 192 depending on what you leave switched on. Bars are scaled against the longest mode.

without sunlightwith solar charging

Battery Saver80 days · 120 days solar
Expedition GPS Activity46 days · 56 days solar
Smartwatch21 days · 24 days solar
Max Battery GPS120 hours · 148 hours solar
GPS60 hours · 66 hours solar
GPS + Music15 hours · 16 hours solar

* Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions
* Solar charging, assuming use in 50,000 lux conditions

How the fēnix® 6X - Pro Solar Edition ranks on battery

Against the 296 Garmin watches in our database, ranked on each figure Garmin publishes.

Everyday use80 days#19 of 285
GPS tracking120 hours#36 of 267

See all 296 Garmin watches ranked by battery life

What size band does the fēnix® 6X - Pro Solar Edition take?

Lug width

26mm

Any 26mm strap fits, so you are not restricted to Garmin's own bands. Quick-release pins let you swap without tools — check that a replacement lists 26mm and quick-release before buying.

Shop 26mm bands

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fēnix® 6X - Pro Solar Edition specifications

The figures that decide a purchase, followed by every line Garmin publishes.

Battery life: Smartwatch: Up to 21 days/24 days with solar* Battery Saver Watch Mode: Up to 80 days/120 days with solar* GPS: Up to 60 hours/66 hours with solar** GPS + Music: Up to 15 hours/16 hours with solar** Max Battery GPS Mode: Up to 120 hours/148 hours with solar** Expedition GPS Activity: Up to 46 days/56 days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions
Display: 1.4” (35.56 mm) diameter
Resolution: 280 x 280 pixels
Case material: fiber-reinforced polymer with metal rear cover
Bezel: titanium or Diamond-Like Carbon (DLC) coated titanium
Glass: Power Glass™
Strap: silicone or titanium
Storage: 32 GB
Charging: Garmin proprietary plug charger

Full specification sheet

227 published lines across 20 groups, unedited

Overview

Family: Garmin

General

Battery life: Smartwatch: Up to 21 days/24 days with solar* Battery Saver Watch Mode: Up to 80 days/120 days with solar* GPS: Up to 60 hours/66 hours with solar** GPS + Music: Up to 15 hours/16 hours with solar** Max Battery GPS Mode: Up to 120 hours/148 hours with solar** Expedition GPS Activity: Up to 46 days/56 days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions
Display Size: 1.4” (35.56 mm) diameter
Case material: fiber-reinforced polymer with metal rear cover
Color display
Lens Material: Power Glass™
Bezel Material: titanium or Diamond-Like Carbon (DLC) coated titanium
Memory/History: 32 GB
Strap material: silicone or titanium
Charging method: Garmin proprietary plug charger
Display resolution: 280 x 280 pixels
QuickFit® watch band compatible: included (26 mm)

Sensors

GPS
Compass
GLONASS
Galileo
Gyroscope
Thermometer
Accelerometer
Barometric altimeter
Pulse Ox Blood Oxygen Saturation Monitor: yes (with acclimation)
Garmin Elevate™ wrist heart rate monitor

Product Info

Main SKU: 010-02157-23
Product ID: 641375
Product Name: fēnix® 6X - Pro Solar Edition
Product Variation: Pro Solar - Titanium with Vented Titanium Bracelet

Clock Features

Timer
Stopwatch
Time/date
Alarm clock
GPS Time Sync
Sunrise/sunset times
Automatic daylight saving time

Cycling Features

Courses
MTB Grit & Flow
Race an activity
Power meter compatible
Advanced cycling dynamics
Compatible with Varia™ lights
FTP (Functional Threshold Power): yes (with compatible accessory)
Speed and cadence sensor support (w/sensor)
Cycle Map (routable cycling-specific street map)
Bike lap and lap maximum power (with power sensor)
Compatible with Varia™ radar (rear-facing radar)
Compatible with Vector™ and Rally™ (power meters)
Compatible with Varia Vision™ (head-mounted display)
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)

Golfing Features

PinPointer
Custom targets
Full vector map
Handicap scoring
Digital scorecard
Garmin AutoShot™
PlaysLike distance
Round timer/odometer
TruSwing™ compatible
Auto CourseView updates
Yardage to layups/doglegs
Hazards and course targets
Green View with manual pin position
Preloaded with 43,000 courses worldwide
CT10 Automatic club tracking compatible (requires accessory)
Yardage to F/M/B (distance to front, middle and back of green)
Stat tracking (strokes, putts per round, greens and fairways hit)
Touch-targeting (touch target on display to see the distance to any point)
Measures shot distance (calculates exact yardage for shots from anywhere on course): automatic

Running Features

Run workouts
Race predictor
Foot pod capable
Running dynamics: yes (with compatible accessory)
Lactate threshold: yes (with compatible accessory)
Trail run auto climb
Performance condition
Run/Walk/Stand detection
Stride length (real time): yes (with compatible accessory)
PacePro™ Pacing Strategies
Vertical oscillation and ratio: yes (with compatible accessory)
Ground contact time and balance: yes (with compatible accessory)
GPS-based distance, time and pace
Cadence (provides real-time number of steps per minute)

What You'll Love

Garmin Pay™
Music storage
Training status: yes (improved)
Pulse Ox blood oxygen
Sleep score and insights

Activity Profiles

Gym: Strength, HIIT, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Breathwork, Pilates, Yoga
Swim: Pool Swimming, Open Water Swimming, Swimming/Running
Cycling: Biking, eBiking, Indoor Biking, Mountain Biking, Triathlon
Wellness: Walking, Pilates, Yoga, Indoor Walking
Outdoor recreation: Hiking, Indoor Climbing, Bouldering, Climbing, Mountain Biking, Skiing, Backcountry Skiing, Snowboarding, XC Classic Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Surfing, Adventure Racing, Jumpmaster, Obstacle Course Racing, Tactical, Expedition

Swimming Features

Pool swim workouts
Critical swim speed
Time and distance alerts
Auto rest (pool swim only)
Drill logging (pool swim only)
Pacing alerts (pool swim only)
Countdown start (pool swim only)
Underwater wrist-based heart rate
"Repeat on" rest timer (pool swim only)
Basic rest timer (up from 0) (pool swim only)
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim): yes (with HRM-Tri, HRM-Swim, HRM-Pro or HRM-Pro Plus)

Tactical Features

XERO™ Locations
Dual grid coordinates

Outdoor Recreation

Tides: yes (via Connect IQ™)
TracBack®
Sight 'N Go
Back to start
Fish forecast: yes (via Connect IQ™)
Explore Nearby
UltraTrac mode
Vertical speed
GPS coordinates
Reference point
Area calculation: yes (via Connect IQ™)
Elevation profile
Projected waypoint
Total ascent/descent
Future elevation plot
Distance to destination
Expedition GPS Activity
Sun and moon information: yes (via Connect IQ™)
Point-to-point navigation
Preloaded ski resort maps
ClimbPro™ Ascent Planner
Preloaded road and trail maps
Bread crumb trail in real time
Downloadable cartography support
Barometric trend indicator with Storm Alert

Daily Smart Features

Calendar
Connectivity: Bluetooth® Smart, ANT+®, Wi-Fi®
Find My Phone
Find My Watch
VIRB® Remote
Weather forecasts
Smart Notifications
Smartphone compatibility: iPhone®, Android™
Controls smartphone music
Plays and controls watch music
Find My Phone during GPS activity
Pairs with Garmin Connect™ Mobile
Compatible with Garmin Messenger app
Battery saver (customizable low power watch)
Text response/reject phone call with text (Android™ only)
Connect IQ™ (downloadable watch faces, data fields and apps)

Activity Tracking Features

TrueUp™
Move IQ™
Step counter
Floors climbed
Calories burned
Distance traveled
Intensity minutes
Automatic rep counting
Garmin Connect™ Challenges app: yes (optional Connect IQ app)
Move alerts (displays on device after a period of inactivity)
Auto goal (learns your activity level and assigns a daily step goal)

Workout and Training Plans

Yoga workouts
Cardio workouts
Pilates workouts
Strength workouts
On-screen workout animations

Health & Wellness Monitoring

Sleep: yes (advanced)
Hydration: yes (in Garmin Connect™ and optional Connect IQ™ widget)
Fitness age: yes (in app)
All-day stress
Women's health: yes (in Garmin Connect™ and optional Connect IQ™ widget)
Respiration rate
Resting heart rate
Abnormal heart rate alerts: yes (high and low)
Relaxation breathing timer
Body Battery™ energy monitor
Wrist-based heart rate (constant, every second)

Safety and Tracking Features

Assistance
Live Event Sharing
Incident Detection during select activities
Incident detection alert on phone for wearables

Kid Activity Tracking Features

Toe-to-Toe™ Challenges app: yes (optional Connect IQ Toe-to-Toe™ Challenges app)

Training, Planning and Analysis Features

% HRR
% HR max
HR zones
HR alerts
Shortcuts
HRV status
Manual lap
Auto max HR
Auto scroll
Finish time
HR calories
Voice alerts
Custom alerts
Physio TrueUp
Recovery time
Training load
VO2 Max (Run)
Course guidance
Training effect
Virtual Partner
Race an Activity
Advanced workouts
Interval training
Training load focus
Garmin Live Segments
Strava Live Segments
GPS speed and distance
Improved recovery time
Configurable lap alerts
Customizable data pages
Unified training status
Touch and/or button lock
Activity history on watch
Downloadable training plans
Training effect (anaerobic)
Manual multisport activities
HRM running pace and distance
Heat and altitude acclimation
Customizable activity profiles
Trendline™ Popularity Routing
Auto Pause® automatic timer halt
Respiration rate (during exercise): yes (with compatible accessory)
Auto Lap® interval tracking feature
Primary benefit (Training Effect labels)
Round-trip course creator (running/cycling)
Power Modes - customizable in-activity battery settings
HR broadcast (broadcasts HR data over ANT+® to paired devices)
HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels): yes (with compatible accessory)

Alternatives to the fēnix® 6X - Pro Solar Edition

Watches that cover a similar amount of wrist, with the measurements that separate them.

fēnix® 6X - Pro Solar Edition — Frequently Asked Questions

Will the Garmin fēnix® 6X - Pro Solar Edition fit my wrist?

The Garmin fēnix® 6X - Pro Solar Edition looks balanced on flat wrist widths of roughly 54–73mm (about 14.4–19.5cm circumference). Drag the slider above to check it against your own measurement.

What size band does the Garmin fēnix® 6X - Pro Solar Edition take?

26mm. Any 26mm strap fits, so you are not limited to Garmin's own bands — look for a quick-release fitting if you want to swap without tools.

How long does the Garmin fēnix® 6X - Pro Solar Edition battery last?

Between 15 hours and 80 days per charge, depending on the power mode. Garmin rates Battery Saver at 80 days and GPS + Music at 15 hours; the chart above lists all 6 modes.

How does the Garmin fēnix® 6X - Pro Solar Edition battery compare with other Garmin watches?

At 80 days in everyday use it ranks #19 of the 285 Garmin watches in our database — the top 7% of the range. The full ranking, including GPS and power-saving figures, is on our Garmin battery life comparison.

Is the Garmin fēnix® 6X - Pro Solar Edition thick for a 51mm watch?

At 14.9mm, thinner than 83% of 51mm watches, so it slides under a cuff more easily than most of its size. Thickness, not case width, is what decides whether a watch catches on a shirt cuff.

What other watches are the same size as the Garmin fēnix® 6X - Pro Solar Edition?

Huawei Watch D, Omega Seamaster Chrono-Quartz, Tissot Lepine Mechanical all sit within half a millimetre of the Garmin fēnix® 6X - Pro Solar Edition's 51mm case, so they cover the same amount of wrist.

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