How we score Blog Advertise
zh.mdevery tablet, side by side,
610 models
  1. zh.md
  2. Compare
  3. Iconia Tab A11-21 vs Tab K12

Acer Iconia Tab A11-21 vs Lenovo Tab K12

What Iconia Tab A11-21 does better (2) and where Tab K12 wins (4) — every spec side by side.

Acer Iconia Tab A11-21
Acer · 2025Iconia Tab A11-21
2 advantages≈ $140
vs
Lenovo Tab K12
Lenovo · 2025Tab K12
8.8Score
4 advantages≈ $350
Higher score
2.7Memory & storage7.0

Why is Iconia Tab A11-21 better than Tab K12?

  1. Weight500 g vs 530 g+6%
  2. Bluetooth5.4 vs 5.2+4%

Why is Tab K12 better than Iconia Tab A11-21?

  1. RAM4 GB vs 12 GB3×
  2. Screen size10.9″ vs 12.1″+11%
  3. Repairability classC vs A
  4. Battery charge cycles800 vs 1,000+25%
Specifications

Side by side

Lenovo Tab K12Lenovo Tab K12≈ $3508.8
Design
Weight500 g530 g
Thickness—6.5 mm
Height9 mm6 mm
Width—181 mm
Ingress protectionIP42IP52
Water resistance (IPx)IPx2IPx2
Colours—Cloud Gray, Luna Gray, Sand Rose
Display
Screen size10.9″12.1″
Panel—IPS TFT
OLED panelNoNo
Resolution (short side)—1,600 px
Resolution (long side)—2,560 px
Pixel density—249 ppi
Refresh rate—90 Hz
Peak brightness—600 nits
Screen-to-body ratio—84.1%
Performance
ChipsetAllwinnerMediaTek Dimensity
Chip makerAllwinnerMediaTek
Memory
RAM4 GB12 GB
Storage (max)—256 GB
Storage (base)—128 GB
Memory card slot—Yes
Battery
Battery capacity—10,200 mAh
Wired charging—45 W
Wireless charging—No
Connectivity
Cellular (LTE)NoNo
5G—Yes
eSIM—No
Dual SIM—No
Bluetooth5.45.2
Software
OS at launch—Android 15
Platform—Android
Interface—ZUI 17
EU label
Battery charge cycles8001,000
Endurance per cycle52 h—
Repairability classCA
Drop resistance classEE
To compare: 0up to 4 models
Compare