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  3. C7 vs Blade A31 Plus

BLU C7 vs ZTE Blade A31 Plus

What C7 does better (9) and where Blade A31 Plus wins (4) — every spec side by side.

BLU C7
BLU · 2021C7
3.9Score
9 advantages≈ $65
Higher score
vs
ZTE Blade A31 Plus
ZTE · 2021Blade A31 Plus
3.8Score
4 advantages
3.4Display2.3
3.2Camera2.0
2.7Battery2.3
2.4Features4.3
Dimensions

Size comparison

C7Blade A31 Plus
76.5 × 1658.977.5 × 159.29.6
C7Blade A31 PlusDifference
Height165 mm159.2 mm+5.8 mm
Width76.5 mm77.5 mm−1 mm
Thickness8.9 mm9.6 mm−0.7 mm

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

Why is C7 better than Blade A31 Plus?

  1. Battery capacity4,000 mAh vs 3,000 mAh+33%
  2. Main camera8 MP vs 5 MP+60%
  3. Pixel density270 ppi vs 179 ppi+51%
  4. Selfie camera8 MP vs 2 MP4×
  5. Max video1080p vs 720p
  6. Screen size6.5″ vs 6″+8%
  7. Resolution (width)720 px vs 480 px+50%
  8. Thickness8.9 mm vs 9.6 mm+8%
  9. Screen-to-body ratio80.8% vs 75.3%+7%

Why is Blade A31 Plus better than C7?

  1. NFCNo · C7: Yes
  2. CPU frequency1.3 GHz vs 1.6 GHz+23%
  3. CPU cores4 vs 82×
  4. Bluetooth4 vs 4.2+5%
Specifications

Side by side

BLU C7BLU C7≈ $653.9
Design
Weight186 g—
Thickness8.9 mm9.6 mm
Height165 mm159.2 mm
Width76.5 mm77.5 mm
ColoursBlack, Blue, Green, RedBlue, Gray
Display
Screen size6.5″6″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px480 px
Resolution (height)1,600 px960 px
Pixel density270 ppi179 ppi
Refresh rate60 Hz60 Hz
Screen-to-body ratio80.8%75.3%
Performance
ChipsetMediaTekUnisoc SC9863A
Chip makerMediaTekUnisoc
Process—28 nm
CPU cores48
CPU frequency1.3 GHz1.6 GHz
GPU—IMG8322
Memory
RAM1 GB1 GB
Storage (max)32 GB32 GB
Storage (base)32 GB32 GB
Storage typeeMMC 5.1eMMC 5.1
Memory card slotYesYes
Camera
Main camera8 MP5 MP
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p720p
Selfie camera8 MP2 MP
4K selfie videoNo—
Battery
Battery capacity4,000 mAh3,000 mAh
Battery typeLi-PoLi-Ion
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 4Wi-Fi 4
Bluetooth44.2
NFCNoYes
USBmicroUSB 2.0microUSB 2.0
Satellite navigation—GLONASS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensorRear—
SensorsFingerprint (rear-mounted), accelerometerAccelerometer
Software
OS at launchAndroid 10 (Go edition)Android 11 (Go edition)
PlatformAndroidAndroid
To compare: 0up to 4 models
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