Acer Liquid Z3
#7774
Celkon A21
#6718Category Breakdown
Acer Liquid Z3
Celkon A21
Performance
34.265.9
Camera
39.639.6
Display
16.016.0
Battery
15.215.2
Build
0.20.2
Connectivity
31.325.3
Audio
8.98.9
Overall
17.422.5
Summary
- The Acer Liquid Z3 features a smaller 3.5-inch TFT display with a resolution of 320 x 480 pixels, while the Celkon A21 has a slightly larger 4.0-inch TFT display with the same resolution, resulting in a lower pixel density.
- In terms of performance, the Liquid Z3 is powered by a dual-core 1.0 GHz processor, whereas the A21 offers a quad-core 1.3 GHz processor, providing better multitasking capabilities.
- Both phones have a 3.15 MP rear camera, but the A21 includes a 1.3 MP front camera for selfies.
- They share a 1500 mAh battery capacity, but the A21 is lighter at 115.3g compared to the Z3's 120g.
- Both devices run on Android 4.2, with the A21 slightly updated to 4.2.2, offering a similar software experience.
Side-by-side Specification Comparison
Acer Liquid Z3
Celkon A21
General
Release Date
2013
2014
Announced
2013
2014
Description
Also available as Acer Liquid Z3 Duo with dual-SIM card slots
N/A
Display
Size
3.5"
4"
Type
TFT
TFT
Resolution
320 x 480 pixels, 3:2 ratio (~165 ppi density)
320 x 480 pixels, 3:2 ratio (~144 ppi density)
PPI
320
320
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6572 (28 nm)
Mediatek MT6582 (28 nm)
CPU
Dual-core 1.0 GHz Cortex-A7
Quad-core 1.3 GHz Cortex-A7
GPU
Mali-400
Mali-400MP2
Memory
4GB 512MB RAM
512MB 256MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Features
N/A
N/A
Front Camera
N/A
1.3 MP
Front Camera Features
N/A
N/A
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1500 mAh
1500 mAh
Battery Details
Li-Ion 1500 mAh, removable
Li-Ion 1500 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
109 x 60 x 10.4 mm (4.29 x 2.36 x 0.41 in)
124.8 x 66.1 x 10.8 mm (4.91 x 2.60 x 0.43 in)
Weight
120 g
115.3 g
Materials
N/A
N/A
Colors
Rock Black, Classic White
Black, Blue, Red
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Dual SIM (Dual stand-by)
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 21.1/5.76 Mbps
HSPA
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 a/b/g/n, hotspot
Wi-Fi 802.11 b/g/n
Bluetooth
3.0, A2DP, EDR
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.2 (Jelly Bean)
Android 4.2.2 (Jelly Bean)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity
Accelerometer