Category Breakdown
Motorola CHARM
ZTE Open
Performance
37.759.9
Camera
13.839.6
Display
38.116.0
Battery
11.812.3
Build
0.20.2
Connectivity
23.724.0
Audio
8.98.9
Overall
15.920.6
Summary
- The Motorola CHARM features a smaller 2.8-inch TFT display with a resolution of 320 x 240 pixels, while the ZTE Open has a larger 3.5-inch TFT display with a higher resolution of 320 x 480 pixels, resulting in a slightly better pixel density.
- In terms of performance, the CHARM is powered by a 600 MHz Cortex-A8 CPU, whereas the ZTE Open utilizes a 1.0 GHz Cortex-A5 CPU, offering better processing capabilities.
- Both devices have a 3.15 MP rear camera, but the ZTE Open supports video recording, which the CHARM does not.
- The CHARM's battery capacity is 1130 mAh, slightly lower than the ZTE Open's 1200 mAh, which may provide marginally better longevity.
- The CHARM runs on Android 2.1, while the ZTE Open operates on Firefox OS 1.0, leading to different software experiences and app ecosystems.
- Overall, the ZTE Open offers a more modern display and performance, while the CHARM has a more compact design.
Side-by-side Specification Comparison
Motorola CHARM
ZTE Open
General
Release Date
2010
2013
Announced
2010
2013
Description
N/A
N/A
Display
Size
2.8"
3.5"
Type
TFT, 256K colors
TFT
Resolution
320 x 240 pixels, 4:3 ratio (~143 ppi density)
320 x 480 pixels, 3:2 ratio (~165 ppi density)
PPI
320
320
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass
N/A
Performance
Chipset
TI OMAP 3410
Qualcomm MSM7225A Snapdragon S1
CPU
600 MHz Cortex-A8
1.0 GHz Cortex-A5
GPU
PowerVR SGX530
Adreno 200
Memory
512MB RAM; 512MB
512MB ROM, 256MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot), 2 GB included
microSDHC (dedicated slot), 2 GB included
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Features
N/A
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
24fps
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1130 mAh
1200 mAh
Battery Details
Removable Li-Ion 1130 mAh battery
Li-Ion 1200 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
98.4 x 67.2 x 11.4 mm, 75 cc (3.87 x 2.65 x 0.45 in)
114 x 62 x 12.5 mm (4.49 x 2.44 x 0.49 in)
Weight
110 g
N/A
Materials
N/A
N/A
Colors
Golden Bronze, Cabernet
Blue, Orange
Foldable
✗
✗
SAR
1.43 W/kg (head) 1.53 W/kg (body)
N/A
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 3.6/2 Mbps
HSPA 7.2/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 b/g/n
Bluetooth
2.0, A2DP
2.1, A2DP, EDR
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, A-GPS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 2.1 (Eclair)
Firefox OS 1.0
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity, compass
Accelerometer, proximity

