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  3. Z2 vs Blade A51

Lava Z2 vs ZTE Blade A51

What Z2 does better (5) and where Blade A51 wins (5) — every spec side by side.

Lava Z2
Lava · 2021Z2
4.6Score
5 advantages≈ $85
vs
ZTE Blade A51
ZTE · 2021Blade A51
4.8Score
5 advantages
Higher score
3.5Display3.2
3.4Camera2.7
2.4Features5.6
Dimensions

Size comparison

Z2Blade A51
75.8 × 164.5975.6 × 166.58.5
Z2Blade A51Difference
Height164.5 mm166.5 mm−2 mm
Width75.8 mm75.6 mm+0.2 mm
Thickness9 mm8.5 mm+0.5 mm
Weight190 g174 g+16 g

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

Why is Z2 better than Blade A51?

  1. Battery capacity5,000 mAh vs 3,200 mAh+56%
  2. CPU frequency2.3 GHz vs 1.6 GHz+44%
  3. Process12 nm vs 28 nm2.3×
  4. Selfie camera8 MP vs 5 MP+60%
  5. Bluetooth5 vs 4.2+19%

Why is Blade A51 better than Z2?

  1. Storage (max)32 GB vs 64 GB2×
  2. NFCNo · Z2: Yes
  3. Rear cameras1 vs 22×
  4. Weight190 g vs 174 g+9%
  5. Thickness9 mm vs 8.5 mm+6%
Specifications

Side by side

Lava Z2Lava Z2≈ $854.6
Design
Weight190 g174 g
Thickness9 mm8.5 mm
Height164.5 mm166.5 mm
Width75.8 mm75.6 mm
FramePlastic—
BackPlastic—
Glass protectionCorning Gorilla Glass 3—
ColoursBlue, RedBlue, 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
Screen-to-body ratio82.1%81.5%
Performance
ChipsetMediatek MT6765G Helio G35Unisoc SC9863A
Chip makerMediaTekUnisoc
Process12 nm28 nm
CPU cores88
CPU frequency2.3 GHz1.6 GHz
GPUPowerVR GE8320IMG8322
Memory
RAM2 GB2 GB
Storage (max)32 GB64 GB
Storage (base)32 GB32 GB
Storage typeeMMC 5.1eMMC 5.1
Memory card slotYesYes
Camera
Main camera13 MP13 MP
Main camera aperturef/1.9—
Main sensor size1/3.0"—
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
Wireless chargingNo—
Connectivity
5GNo—
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 4Wi-Fi 4
Bluetooth54.2
NFCNoYes
USBUSB Type-CUSB Type-C 2.0
USB version—2
Satellite navigation—GLONASS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensorRearRear
SensorsFingerprint (rear-mounted), accelerometerFingerprint (rear-mounted), accelerometer, proximity
Software
OS at launchAndroid 10 (Go edition)Android 11 (Go edition)
PlatformAndroidAndroid
To compare: 0up to 4 models
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