Redmi 9T vs vivo Y51a

Specs compared side by side, measured on real phones shared by owners with the Device Info app.

Redmi 9TRedmi 9TSnapdragon 662Change
vivo Y51avivo Y51aSnapdragon 662Change

Key differences

  1. Screen: 6.5 inches on the Redmi 9T, 6.6 inches on the Y51a. Both run at up to 60 Hz.
  2. Battery: 6,000 mAh on the Redmi 9T, 5,000 mAh on the Y51a.
  3. Main camera: 48 MP on the Redmi 9T, 12 MP on the Y51a.
  4. Versions: owners have shared the Redmi 9T as 4GB | 64GB and 6GB | 128GB, the Y51a as 8GB | 128GB.

The same on both: the Snapdragon 662 chip, Wi-Fi 5 and Widevine L1.

Chipset

Chipset
Snapdragon 662Snapdragon 662
Process
11 nm11 nm
CPU
4× 2.02 GHz Kryo 260 Gold
4× 1.80 GHz Kryo 260 Silver4× 2.02 GHz Kryo 260 Gold
4× 1.80 GHz Kryo 260 Silver
Top CPU speed
2.02 GHz2.02 GHz
CPU cores
88
GPU
Adreno 610Adreno 610

Memory

Versions seen
4GB | 64GB
6GB | 128GB8GB | 128GB
RAM type
LPDDR4XLPDDR4X

Display

Size
6.5 in6.6 in
Resolution
1080 × 23401080 × 2408
Pixel density
396 ppi403 ppi
Refresh rates
60 Hz60 Hz
HDR
—HDR10, HLG

Battery

Capacity
6,000 mAh5,000 mAh

Cameras

Back camera
48 MP8000 × 6000 · f/1.79 · 4.71 mm12 MP4000 × 3000 · f/1.79 · 2.36 mm
Front camera
8 MP3264 × 2448 · f/2.05 · 2.78 mm8 MP3264 × 2448 · f/1.8 · 2.64 mm

Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.

Connectivity

Wi-Fi
Wi-Fi 5Wi-Fi 5
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
—No
NFC
NoNo
UWB
NoNo
USB host
YesYes

Software

Android
Android 12Android 13
Released with
Android 10Android 11
Widevine DRM
L1L1

Sensors

Sensors
29 sensors31 sensors
Redmi 9T full specs Y51a full specs

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From phones shared with the Device Info app · updated November 2026 Hardware specs only. No personal data. Privacy