How we scoreBlogAdvertise
android.gsdevices · specs · comparisons
  1. android.gs
  2. Compare
  3. Key vs C7

HMD Key vs Oukitel C7

What Key does better (3) and where C7 wins (10) — every spec side by side.

HMD Key
HMD · 2025Key
3.6Score
3 advantages≈ $75
vs
Oukitel C7
Oukitel · 2025C7
4.0Score
10 advantages
Higher score
2.4Display2.3
2.4Camera2.7
2.4Battery3.5
2.0Features2.4
Dimensions

Size comparison

KeyC7
76.9 × 166.4975.8 × 1648.6
KeyC7Difference
Height166.4 mm164 mm+2.4 mm
Width76.9 mm75.8 mm+1.1 mm
Thickness9 mm8.6 mm+0.4 mm

Drawn to the same scale from the official dimensions (front and side).

Why is Key better than C7?

  1. Pixel density215 ppi vs 202 ppi+6%
  2. Peak brightness460 nits vs 450 nits+2%
  3. Resolution (width)576 px vs 540 px+7%

Why is C7 better than Key?

  1. Storage (max)32 GB vs 256 GB8×
  2. Main camera8 MP vs 13 MP+62%
  3. Battery capacity4,000 mAh vs 5,000 mAh+25%
  4. RAM2 GB vs 3 GB+50%
  5. CPU frequency1.3 GHz vs 1.6 GHz+23%
  6. CPU cores4 vs 82×
  7. Storage (base)32 GB vs 64 GB2×
  8. Dual SIMNo · Key: Yes
  9. Thickness9 mm vs 8.6 mm+5%
  10. Screen-to-body ratio80.2% vs 82.6%+3%
Specifications

Side by side

HMD KeyHMD Key≈ $753.6
Design
Weight185 g—
Thickness9 mm8.6 mm
Height166.4 mm164 mm
Width76.9 mm75.8 mm
Ingress protectionIP52—
Water resistance (IPx)IPx2—
Glass protection—Sharp glass
ColoursBlack, BlueGold, Purple, Blue, Gray
Display
Screen size6.5″6.5″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)576 px540 px
Resolution (height)1,280 px1,200 px
Pixel density215 ppi202 ppi
Refresh rate60 Hz60 Hz
Peak brightness460 nits450 nits
Screen-to-body ratio80.2%82.6%
Performance
ChipsetUnisoc SC9832EUnisoc SC9863A
Chip makerUnisocUnisoc
Process—28 nm
CPU cores48
CPU frequency1.3 GHz1.6 GHz
GPUMali-820MP1IMG8322
Memory
RAM2 GB3 GB
Storage (max)32 GB256 GB
Storage (base)32 GB64 GB
Memory card slotYesYes
Camera
Main camera8 MP13 MP
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video—1080p
Selfie camera5 MP5 MP
4K selfie videoNoNo
Battery
Battery capacity4,000 mAh5,000 mAh
Battery type—Li-Po
Wired charging10 W10 W
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMNoYes
Wi-Fi standardWi-Fi 4Wi-Fi 4
Bluetooth4.24.2
NFCNoNo
USBUSB Type-CUSB Type-C
Satellite navigationGALILEOGLONASS, GALILEO, BDS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensor—Side
SensorsAccelerometer, proximityFingerprint (side-mounted), accelerometer, proximity
Software
OS at launchAndroid 14 (Go edition)Android 16
PlatformAndroidAndroid
EU label
Energy class—A
Battery charge cycles—1,000
Endurance per cycle—56 h
Repairability class—C
Drop resistance class—B
To compare: 0up to 4 models
Compare