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  3. Key vs Smart 10 HD

HMD Key vs Infinix Smart 10 HD

What Key does better (0) and where Smart 10 HD wins (15) — every spec side by side.

HMD Key
HMD · 2025Key
3.6Score
0 advantages≈ $75
vs
Infinix Smart 10 HD
Infinix · 2025Smart 10 HD
4.7Score
15 advantages≈ $65
Higher score
2.4Display4.3
2.4Camera3.4
2.4Battery3.5
2.0Features3.9
Dimensions

Size comparison

KeySmart 10 HD
76.9 × 166.4975.6 × 163.68.5
KeySmart 10 HDDifference
Height166.4 mm163.6 mm+2.8 mm
Width76.9 mm75.6 mm+1.3 mm
Thickness9 mm8.5 mm+0.5 mm
Weight185 g184 g+1 g

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

Why is Key better than Smart 10 HD?

Key has no measurable advantages in this pair.

Why is Smart 10 HD better than Key?

  1. Main camera8 MP vs 13 MP+62%
  2. Battery capacity4,000 mAh vs 5,000 mAh+25%
  3. Refresh rate60 Hz vs 90 Hz+50%
  4. Storage (max)32 GB vs 64 GB2×
  5. Pixel density215 ppi vs 267 ppi+24%
  6. CPU frequency1.3 GHz vs 1.6 GHz+23%
  7. CPU cores4 vs 82×
  8. Storage (base)32 GB vs 64 GB2×
  9. Dual SIMNo · Key: Yes
  10. Peak brightness460 nits vs 500 nits+9%
  11. Selfie camera5 MP vs 8 MP+60%
  12. Resolution (width)576 px vs 720 px+25%
Specifications

Side by side

HMD KeyHMD Key≈ $753.6
Design
Weight185 g184 g
Thickness9 mm8.5 mm
Height166.4 mm163.6 mm
Width76.9 mm75.6 mm
Frame—Plastic
Back—Plastic
Ingress protectionIP52—
Water resistance (IPx)IPx2—
ColoursBlack, BlueTimber Black, Shiny Gold, Crystal Green, Galaxy White
Display
Screen size6.5″6.6″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)576 px720 px
Resolution (height)1,280 px1,612 px
Pixel density215 ppi267 ppi
Refresh rate60 Hz90 Hz
Peak brightness460 nits500 nits
Screen-to-body ratio80.2%84.6%
Performance
ChipsetUnisoc SC9832E—
Chip makerUnisoc—
Process—12 nm
CPU cores48
CPU frequency1.3 GHz1.6 GHz
GPUMali-820MP1Mali-G57 MC1
Memory
RAM2 GB2 GB
Storage (max)32 GB64 GB
Storage (base)32 GB64 GB
Storage type—eMMC 5.1
Memory card slotYesYes
Camera
Main camera8 MP13 MP
Main camera aperture—f/1.9
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video—1080p
Selfie camera5 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity4,000 mAh5,000 mAh
Wired charging10 W10 W
Wireless chargingNoNo
Connectivity
5GNo—
eSIMNoNo
Dual SIMNoYes
Wi-Fi standardWi-Fi 4Wi-Fi 5
Bluetooth4.2—
NFCNoNo
USBUSB Type-CUSB Type-C 2.0
USB version—2
Satellite navigationGALILEO—
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensor—Side
SensorsAccelerometer, proximityFingerprint (side-mounted), accelerometer, proximity, compass
Software
OS at launchAndroid 14 (Go edition)Android 14 (Go edition)
PlatformAndroidAndroid
To compare: 0up to 4 models
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