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  3. A55 5G vs Blade A51

OPPO A55 5G vs ZTE Blade A51

What A55 5G does better (9) and where Blade A51 wins (3) — every spec side by side.

OPPO A55 5G
OPPO · 2021A55 5G
4.8Score
9 advantages≈ $220
vs
ZTE Blade A51
ZTE · 2021Blade A51
4.8Score
3 advantages
Higher score
2.9Display3.2
3.4Camera2.7
5.0Features5.6
Dimensions

Size comparison

A55 5GBlade A51
75.7 × 163.98.475.6 × 166.58.5
A55 5GBlade A51Difference
Height163.9 mm166.5 mm−2.6 mm
Width75.7 mm75.6 mm+0.1 mm
Thickness8.4 mm8.5 mm−0.1 mm
Weight186 g174 g+12 g

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

Why is A55 5G better than Blade A51?

  1. RAM8 GB vs 2 GB4×
  2. Battery capacity5,000 mAh vs 3,200 mAh+56%
  3. Storage (max)128 GB vs 64 GB2×
  4. Process7 nm vs 28 nm4×
  5. Storage (base)128 GB vs 32 GB4×
  6. CPU frequency2.2 GHz vs 1.6 GHz+38%
  7. Selfie camera8 MP vs 5 MP+60%
  8. Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%
  9. Bluetooth5.1 vs 4.2+21%

Why is Blade A51 better than A55 5G?

  1. NFCNo · A55 5G: Yes
  2. Rear cameras1 vs 22×
  3. Weight186 g vs 174 g+7%
Specifications

Side by side

OPPO A55 5GOPPO A55 5G≈ $2204.8
Design
Weight186 g174 g
Thickness8.4 mm8.5 mm
Height163.9 mm166.5 mm
Width75.7 mm75.6 mm
ColoursBlack, Blue, GoldBlue, Gray
Display
Screen size6.5″6.5″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px720 px
Resolution (height)1,600 px1,600 px
Pixel density270 ppi269 ppi
Refresh rate60 Hz60 Hz
Peak brightness480 nits—
Screen-to-body ratio82.2%81.5%
Performance
ChipsetMediatek Dimensity 700Unisoc SC9863A
Chip makerMediaTekUnisoc
Process7 nm28 nm
CPU cores88
CPU frequency2.2 GHz1.6 GHz
GPUMali-G57 MC2IMG8322
Memory
RAM8 GB2 GB
Storage (max)128 GB64 GB
Storage (base)128 GB32 GB
Storage type—eMMC 5.1
Memory card slotYesYes
Camera
Main camera13 MP13 MP
Main camera aperturef/2.2—
Main sensor size1/3.06"—
Rear cameras12
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP5 MP
4K selfie videoNo—
Battery
Battery capacity5,000 mAh3,200 mAh
Battery typeLi-PoLi-Ion
Wired charging10 W—
Wireless chargingNo—
Connectivity
5GYes—
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 4
Bluetooth5.14.2
NFCNoYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensorSideRear
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, proximity
Software
OS at launchAndroid 11Android 11 (Go edition)
PlatformAndroidAndroid
InterfaceColorOS 11.1—
To compare: 0up to 4 models
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