Acer DX900
#5127
Lenovo A690
#4381Category Breakdown
Acer DX900
Lenovo A690
Performance
61.865.5
Camera
41.941.9
Display
64.364.3
Battery
43.543.5
Build
70.870.8
Overall
55.556.6
Summary
- The Acer DX900 features a compact build with a 2.8-inch TFT resistive touchscreen, offering a resolution of 480 x 640 pixels, while the Lenovo A690 has a larger 4.0-inch TFT display with a resolution of 480 x 800 pixels, providing a slightly better viewing experience.
- In terms of performance, the DX900 is powered by a 533 MHz CPU and has 128MB of RAM, whereas the A690 has a more capable 1.0 GHz Cortex-A9 processor with 512MB of RAM, resulting in better multitasking capabilities.
- Both devices have a 3.15 MP rear camera, but the A690 supports video recording at 480p, while the DX900 does not specify video quality.
- The DX900 has a 1530 mAh battery, slightly larger than the A690's 1500 mAh, but both lack fast charging and wireless capabilities.
- Software-wise, the DX900 runs on Windows Mobile 6.1, which is less user-friendly compared to the Android 2.3.6 (Gingerbread) on the A690, providing a more familiar experience for most users.
Side-by-side Specification Comparison
Acer DX900
Lenovo A690
General
Release Date
2009
2013
Announced
2009
2013
Description
Also known as Acer Tempo DX900, Acer Tempo X960
N/A
Display
Size
2.8"
4"
Type
TFT resistive touchscreen, 65K colors
TFT
Resolution
480 x 640 pixels, 4:3 ratio (~286 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6575 (40 nm)
CPU
533 MHz Samsung S3C 6410
1.0 GHz Cortex-A9
GPU
N/A
PowerVR SGX531
Memory
128MB RAM, 256MB ROM
512MB RAM, 512MB
Expandable Storage
✗
✗
Card Slot
microSD (dedicated slot)
microSDHC (dedicated slot)
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Details
3.15 MP, AF
3.15 MP
Front Camera
N/A
N/A
Front Camera Details
VGA videocall camera
N/A
Video Recording
Yes
480p
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1530 mAh
1500 mAh
Battery Details
Removable Li-Po 1530 mAh battery
Li-Ion 1500 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
106 x 60.5 x 17 mm (4.17 x 2.38 x 0.67 in)
124 x 65 x 11 mm (4.88 x 2.56 x 0.43 in)
Weight
147 g
134 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Mini-SIM)
Dual SIM (Mini-SIM)
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 7.2/0.384 Mbps
HSPA
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
2.0, A2DP
Yes
NFC
✗
✗
USB
miniUSB
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✗
✓
Radio
✗
✗
Positioning
GPS, SiRF Star III chipset
GPS
Software
Operating System
Microsoft Windows Mobile 6.1 Professional
Android 2.3.6 (Gingerbread)
OS Version
Microsoft Windows Mobile 6.1 Professional
Android 2.3.6 (Gingerbread)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer, proximity
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
No
Yes