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Garmin Dash Cam Mini 3 vs Garmin Dash Cam X310

The X310 is the better dash cam for most people. It records 4K instead of 1080p, has a 2.4-inch touchscreen for reviewing clips on the spot, built-in GPS, and a magnetic mount that makes it easy to move between cars. The Mini 3 is far smaller, about the size of a car key, and hides behind the mirror with almost no windshield clutter. Both share Garmin's Clarity polarizer, HDR, voice control, incident detection and Vault cloud clips, and both rate 4.2 out of 5, though the Mini 3 has far more ratings behind it. Choose the X310 for detail and on-camera playback; choose the Mini 3 for a near-invisible install.

  • Choose the Garmin Dash Cam Mini 3 if you want the smallest possible footprint on the glass and only need 1080p clips for insurance and incident records.
  • Choose the Garmin X310 if you want 4K detail, a screen to review footage without a phone, GPS stamps and a mount you can move between vehicles.

Prices

  • Garmin Dash Cam Mini 3: $95.00 at eBay (last seen Nov 14)
  • Garmin Dash Cam X310: $310.26 at Amazon (last seen Nov 14)
  • Difference: the Garmin Dash Cam Mini 3 is $215.26 cheaper than the Garmin Dash Cam X310 at the latest prices (Nov 14)
Garmin
Garmin Dash Cam Mini 3

Garmin Dash Cam Mini 3

4.2(470 ratings)
$95.00at eBayChecked 11 h ago
See all prices and details
Visit eBay

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Pros
  • Very small and easy to hide behind the mirror
  • Supercapacitor holds up better in hot parked cars than a battery
  • Clarity polarizer and HDR cut glare day and night
  • Voice control in six languages
  • Large rating base, 4.2 out of 5 from 470 ratings
Cons
  • 1080p only, so plates and faces are less sharp than 4K
  • No screen; every review needs the phone app
  • Adhesive mount is not meant for moving between cars
  • No built-in GPS
Garmin
Garmin X310

Garmin Dash Cam X310

Garmin X310

4.2(40 ratings)
$310.26at AmazonChecked 11 h ago
See all prices and details
Visit Amazon

Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • 4K video with up to 120 fps for fast action
  • 2.4-inch touchscreen for instant playback
  • Built-in GPS stamps where and when events happened
  • Magnetic mount moves easily between vehicles
  • Supports up to four cameras through the Garmin Drive app
Cons
  • Much bigger than the Mini 3, so it is more visible on the glass
  • Parking mode needs hardwiring
  • Only 40 ratings, so the track record is thinner
  • Costs more than the Mini 3 for the extra features

What separates them

Garmin Dash Cam Mini 3Garmin Dash Cam X310
Resolution1080p at 30 fps4K, up to 120 fps
ScreenNone; phone app only2.4-inch LCD touchscreen
SizeAbout 5.2 x 3.2 x 2 cm, key-sizedLarger body to fit the screen
MountAdhesive only, semi-permanentMagnetic, easy to detach and swap cars
GPSNot built inBuilt-in GPS with location and time stamps
PowerSupercapacitor, wiredHardwired for optional parking mode
Multi-cameraSingle cameraUp to four channels through the Garmin Drive app
Heat toleranceSupercapacitor helps in hot cabinsRated heat-resistant

Price history

$349.99$98.00
Nov 5Nov 15
  • Garmin Dash Cam Mini 3: lowest $98.00 on Nov 5 at NFM; $99.97 on Nov 15.
  • Garmin Dash Cam X310: lowest $310.26 on Nov 15 at Amazon.

Prices at every store

Garmin Dash Cam Mini 3

  • WalmartNew

    In stock

    $99.99Checked 8 h ago
    Visit Walmart
  • eBayNew

    Availability unknownSold by goldpawncitywestpalmbeach45th (100% positive, 8,800 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $95.00Free shippingChecked 11 h ago
    Visit eBay
  • NFMNew

    Availability unknown

    $98.00Checked Nov 5
    Visit NFM
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $99.97Free shippingChecked 11 h ago
    Visit Amazon

Store links may earn us a commission.

All 31 stores and price history →

Garmin Dash Cam X310

  • Abt ElectronicsNew

    In stock

    $349.99Free shippingChecked 24 min ago
    Visit Abt Electronics
  • Best BuyNew

    In stock

    $349.99Free shippingChecked 11 h ago
    Visit Best Buy
  • B&H Photo-Video-AudioNew

    In stock

    $349.99Free shippingChecked Nov 7
    Visit B&H Photo-Video-Audio
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $310.26Checked 11 h ago
    Visit Amazon

Also available at

  • WalmartCheck price at Walmart

Store links may earn us a commission. Some prices via Klarna.

All 20 stores and price history →

Specs compared

SpecGarmin Dash Cam Mini 3Garmin Dash Cam X310
LocationFor DashboardFor Dashboard
Resolution1080p4K
Installation MethodWiredHardwired (for optional parking mode)
Mount TypeAdhesive onlyMagnetic mount
Storage MediaMicroSD cardMicroSD card
Cloud StorageYesYes
Continuous RecordingYesYes (starts recording when car is switched on)
Frame Rate30 fpsUp to 120 FPS
Local StorageYesYes
Camera TypeDash CamDash cam
Night VisionYesYes
Angle Of View140-degree140-degree
Show all 40 specsShow fewer specs
SpecGarmin Dash Cam Mini 3Garmin Dash Cam X310
Lens TypePolarizing lens, Wide-angle lensPolarized lens, Integrated polarizing filter
Wireless ConnectivityYesYes
Wi-Fi ConnectivityYesYes
Assistant SupportVoice controlVoice commands
Ethernet ConnectivityNoNo
Mobile App SupportYesYes (Garmin Drive app)
Bluetooth ConnectivityYesYes
Motion DetectionAutomatic incident detectionYes
Sound DetectionYesYes

What reviewers say

Garmin Dash Cam Mini 3

  • 4.2 / 5470 ratings

Rated 4.2 out of 5 from 470 ratings, the Mini 3 is liked for its size and reliability. Owners complain most about the adhesive mount and the app-based setup.

What people mention
  • SizePraisedOwners say it is small enough to hide behind the mirror and forget about.
  • MountCriticisedThe adhesive-only mount is called hard to reposition and prone to loosening in heat.
  • SetupMixedPairing with the Garmin Drive app and Wi-Fi works but takes several steps.
  • Video qualityPraised1080p footage is described as clear enough to read plates in daylight.

Garmin Dash Cam X310

  • 4.2 / 540 ratings

Rated 4.2 out of 5 from 40 ratings, the X310 is generally liked for its clear 4K footage, glare-reducing polarizer and easy setup. Complaints center on the paid Vault subscription and the extra work of hardwiring for parking mode.

What people mention
  • Video qualityPraisedOwners say 4K footage with HDR stays crisp and readable day and night.
  • GlarePraisedThe built-in polarizer is credited with cutting windshield reflections.
  • Cloud storageCriticisedVault clip storage requires a paid subscription and an active Wi-Fi connection.
  • SetupPraised
Reviews
  • The best dash cams you can buy in 2026: Top picks at every budget for your vehicle - Best daily deals

Questions and answers

Which is better for reading license plates?
The X310. Its 4K sensor captures far more detail than the Mini 3's 1080p, so plates and faces stay legible at longer distances. The Mini 3 is fine for close-range incidents but loses detail sooner.
Do I need a phone to use the Mini 3?
Yes for reviewing footage. The Mini 3 has no screen, so you connect through the Garmin Drive app over Wi-Fi to view, save and share clips. The X310 lets you watch clips on its own touchscreen.
Which handles hot weather better?
Both are built for it. The Mini 3 uses a supercapacitor instead of a battery, which tolerates heat well, and the X310 is rated heat-resistant. Park in shade where you can and either should hold up.
Can I move either camera between cars?
The X310, easily. Its magnetic mount lets you lift the camera off and reattach it in another vehicle. The Mini 3 uses an adhesive mount, so moving it means re-sticking or buying a second mount.
Is the X310 worth stepping up to?
Yes if you want 4K detail, on-camera playback, GPS stamps or multi-camera coverage. If you just want a small, reliable recorder for incidents, the Mini 3 covers the basics and stays out of sight.
Do both need a subscription for cloud video?
Yes. Both use Garmin's Vault, which needs a paid subscription and an active Wi-Fi connection to store saved clips online. Local microSD recording works on both without any subscription.

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Buying guides that pick them

  • Best dash cams
ColorBlackBlack
Actual ColorBlackBlack
size5.21 x 3.16 x 2.03 cm7.00 x 4.22 x 1.95 cm
Viewing angle140 Degrees140 Degrees
Has rear-facing cameraNN
BrandGARMINGarmin
Items includedPower CablePower Cable
AccessoriesLow profile adhesive mountLow profile magnetic mount
Screen size60 in2.4 in
Front cam mpx2.1 MP8.3 MP
Has front-facing cameraNY
Model010-02899-00010-02860-00
Color categoryBlackBlack
CompatibilityCarsGarmin
Vehicle typeCarCar
Compatible carsUniversalUniversal
Rec locationVehicleVehicle
Vehicle fitment typeUniversalUniversal
Product lineDash CamDash Cam
The magnetic mount and touchscreen make installation and playback simple.