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  3. Y31t vs Poco M8 Power

Vivo Y31t vs Xiaomi Poco M8 Power

What Y31t does better (3) and where Poco M8 Power wins (13) — every spec side by side.

Vivo Y31t
Vivo · 2026Y31t
7.9Score
3 advantages≈ $250
vs
Xiaomi Poco M8 Power
Xiaomi · 2026Poco M8 Power
8.1Score
13 advantages≈ $270
Higher score
6.6Display8.5
4.6Camera4.6
8.7Battery9.0
8.4Features8.0
Dimensions

Size comparison

Y31tPoco M8 Power
78.4 × 166.68.479.1 × 169.78.5
Y31tPoco M8 PowerDifference
Height166.6 mm169.7 mm−3.1 mm
Width78.4 mm79.1 mm−0.7 mm
Thickness8.4 mm8.5 mm−0.1 mm
Weight219 g225 g−6 g

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

Why is Y31t better than Poco M8 Power?

  1. Storage (max)256 GB vs 128 GB2×
  2. Water resistance (IPx)IPx8 vs IPx5+60%
  3. Weight219 g vs 225 g+3%

Why is Poco M8 Power better than Y31t?

  1. OLED panelNo · Y31t: Yes
  2. Battery capacity7,200 mAh vs 8,000 mAh+11%
  3. RAM6 GB vs 8 GB+33%
  4. Peak brightness1,200 nits vs 1,800 nits+50%
  5. Pixel density261 ppi vs 375 ppi+44%
  6. Wired charging44 W vs 45 W+2%
  7. Memory card slotNo · Y31t: Yes
  8. CPU frequency2.2 GHz vs 2.3 GHz+5%
  9. Screen size6.8″ vs 7″+4%
  10. Resolution (width)720 px vs 1,080 px+50%
  11. Bluetooth4.2 vs 5.1+21%
  12. Wi-Fi standardWi-Fi 5 vs Wi-Fi 6+20%
Specifications

Side by side

Vivo Y31tVivo Y31t≈ $2507.9
Design
Weight219 g225 g
Thickness8.4 mm8.5 mm
Height166.6 mm169.7 mm
Width78.4 mm79.1 mm
FramePlasticPlastic
BackPlasticPlastic
Ingress protectionIP68IP65
Water resistance (IPx)IPx8IPx5
Glass protection—Corning Gorilla Glass 7i
ColoursCrimson Red, Seashore Green, Golden MistBlack, Green, Blaze Orange
Display
Screen size6.8″7″
PanelIPS LCDAMOLED
OLED panelNoYes
Resolution (width)720 px1,080 px
Resolution (height)1,608 px2,396 px
Pixel density261 ppi375 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits1,800 nits
Screen-to-body ratio83.9%88.4%
HDR—Yes
Performance
ChipsetQualcomm SM4450 Snapdragon 4 Gen 2Qualcomm SM4450-AF Snapdragon 4 Gen 4
Chip makerQualcommQualcomm
Process4 nm4 nm
CPU cores88
CPU frequency2.2 GHz2.3 GHz
GPUAdreno 613Adreno 613
AnTuTu score—611,651
Geekbench 6 (multi-core)—2,328
Memory
RAM6 GB8 GB
Storage (max)256 GB128 GB
Storage (base)128 GB128 GB
Storage type—UFS 2.2
Memory card slotNoYes
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8f/1.8
Main sensor size—1/2.76"
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity7,200 mAh8,000 mAh
Battery typeSi/CSi/C
Wired charging44 W45 W
Wireless chargingNoNo
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 6
Bluetooth4.25.1
NFCYesYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Infrared port—Yes
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Fingerprint sensorSideUnder display
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (under display, optical), accelerometer, compass
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceOriginOS 6HyperOS 3
Major OS updates promised—4
To compare: 0up to 4 models
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