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Lenovo Tab K12, picture 1
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Tablet

Lenovo Tab K12

Brand
Lenovo
Release date
2025
Screen size
12.1 ″
Chip
MediaTek Dimensity 6400
Memory
8 GB
Storage
128 GB

The UnboxingTN Verdict

out of 100

The Lenovo Tab K12 combines a large display, 5G and a generous battery with a basic panel, mono audio and modest protection.

What is good

  • 10200 mAh battery and 45W charging support endurance.
  • Up to 256GB storage with expandable capacity.
  • 5G cellular connectivity keeps it connected while mobile.

What is not

  • IPS TFT panel and 249 ppi limit display refinement.
  • Mono speaker configuration restricts stereo audio.
  • IP52 protection offers only modest dust and water resistance.

How the score breaks down

  • Display 47
  • Performance 57
  • Battery 69
  • Storage 66
  • Build 41
  • Connectivity 74
  • Camera 75
  • Software 60

UnboxingTN review · based on the specifications · engine 1.0.2 · Updated Sep 13, 2026

Written by UnboxingTN’s AI from the score and the specification sheet.

Reader reviews are coming, beside this score and never blended into it.

Specifications

Performance

Chip
MediaTek Dimensity 6400
Chip maker
MediaTek
Cores
8
Graphics
ARM Mali-G57 MC2
Operating system
Android
System version
15

Memory and storage

Memory
8 GB
12 GB
Storage
128 GB
256 GB
Expandable storage
Yes

Display

Screen size
12.1 ″
Resolution
1,600 × 2,560
Panel type
IPS TFT
Refresh rate
90 Hz
Pixel density
249 ppi

Battery

Battery
10,200 mAh
Wired charging
45 W

Cameras

Rear cameras
wide · 13 MP
Front cameras
portrait · 8 MP

Audio

Speakers
mono

Connectivity

Mobile network
5G
SIM slots
1
Wi-Fi
WiFi 5
Bluetooth
5.2

Design

Weight
530 g
Height
278.8 mm
Width
181.05 mm
Thickness
6.49 mm
IP rating
IP52

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