Acer Liquid M220
#7526
verykool s4009 Crystal
#7724Category Breakdown
Acer Liquid M220
verykool s4009 Crystal
Performance
36.639.5
Camera
39.615.4
Display
16.916.9
Battery
13.112.3
Build
0.214.9
Connectivity
28.932.9
Audio
8.98.9
Overall
18.517.6
Summary
- The Acer Liquid M220 and verykool s4009 Crystal both feature a 4.0-inch TFT display with a resolution of 480 x 800 pixels, offering similar pixel density.
- In terms of performance, the Liquid M220 is powered by a Qualcomm Snapdragon 200 chipset with a dual-core 1.2 GHz CPU, while the s4009 Crystal uses a Mediatek MT6570 with a slightly faster 1.3 GHz CPU, along with more RAM at 8GB compared to the M220's 4GB.
- Both devices have a 5 MP rear camera, but the s4009 Crystal supports 720p video recording, whereas the M220 does not specify video capabilities.
- The Liquid M220 has a 1300 mAh battery, slightly larger than the s4009 Crystal's 1200 mAh, but both lack fast charging and wireless capabilities.
- In terms of software experience, the M220 runs on Windows Phone 8.1, while the s4009 Crystal operates on Android 6.0 Marshmallow, providing a more modern user interface and app ecosystem.
- Build-wise, the M220 is lighter and slightly more compact, whereas the s4009 Crystal is thicker and larger.
Side-by-side Specification Comparison
Acer Liquid M220
verykool s4009 Crystal
General
Release Date
2015
2017
Announced
2015
2017
Description
N/A
N/A
Display
Size
4"
4"
Type
TFT
TFT
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm MSM8210 Snapdragon 200 (28 nm)
Mediatek MT6570 (28 nm)
CPU
Dual-core 1.2 GHz Cortex-A7
Dual-core 1.3 GHz Cortex-A7
GPU
Adreno 302
Mali-400
Memory
4GB 512MB RAM (M220), 8GB 1GB RAM (M220+)
8GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDXC
Camera
Main Camera
5 MP, AF
5 MP, f/2.4
Main Camera Features
LED flash, panorama
LED flash, panorama
Front Camera
2 MP
2 MP
Front Camera Features
N/A
N/A
Video Recording
Yes
720p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1300 mAh
1200 mAh
Battery Details
Li-Ion 1300 mAh, removable
Li-Ion 1200 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
124.9 x 64 x 9.6 mm (4.92 x 2.52 x 0.38 in)
127 x 66 x 10.7 mm (5.0 x 2.60 x 0.42 in)
Weight
119 g
N/A
Materials
N/A
N/A
Colors
Mystic Black, Pure White
Black/Gold
Foldable
✗
✗
SAR
N/A
1.13 W/kg (head) 0.81 W/kg (body)
Connectivity
SIM
Single SIM (Mini-SIM) or Dual SIM (Mini-SIM/Micro-SIM, dual stand-by)
Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by)
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 21.1/5.76 Mbps
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
4.0, A2DP
4.0, A2DP, LE
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Microsoft Windows Phone 8.1
Android 6.0 (Marshmallow)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity
Accelerometer