Category Breakdown
Acer DX900
Lava Iris 402e
Performance
61.859.5
Camera
41.941.9
Display
64.364.3
Battery
43.543.5
Build
70.870.8
Overall
55.554.8
Summary
- The Acer DX900, released in 2009, features a smaller 2.8-inch TFT resistive touchscreen with a resolution of 480 x 640 pixels, while the Lava Iris 402e, launched in 2014, offers a larger 4.0-inch TFT display with a resolution of 480 x 800 pixels.
- In terms of performance, the DX900 is equipped with a 533 MHz CPU and 128MB RAM, whereas the Iris 402e has a dual-core 1.3 GHz processor and 512MB RAM, providing better multitasking capabilities.
- Both devices have a 3.15 MP rear camera, but the Iris 402e benefits from a more modern operating system, Android 4.2.2, compared to the DX900's Windows Mobile 6.1.
- The DX900 has a 1530 mAh battery, slightly larger than the Iris 402e's 1450 mAh, but the latter is lighter at 100g compared to the DX900's 147g.
- Overall, the Lava Iris 402e offers a more contemporary software experience and better performance, while the Acer DX900 has a more compact design.
Side-by-side Specification Comparison
Acer DX900
Lava Iris 402e
General
Release Date
2009
2014
Announced
2009
2014
Description
Also known as Acer Tempo DX900, Acer Tempo X960
For India
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
N/A
CPU
533 MHz Samsung S3C 6410
Dual-core 1.3 GHz
GPU
N/A
Mali-400
Memory
128MB RAM, 256MB ROM
512MB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSD (dedicated slot)
microSDHC
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
VGA
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1530 mAh
1450 mAh
Battery Details
Removable Li-Po 1530 mAh battery
Li-Ion 1450 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)
126 x 65 x 10.4 mm (4.96 x 2.56 x 0.41 in)
Weight
147 g
100 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black
Pink, Blue, Gray
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Mini-SIM)
Dual SIM
Network
GSM / HSPA
GSM
Network Speed
HSPA 7.2/0.384 Mbps
N/A
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g
Wi-Fi 802.11 b/g/n
Bluetooth
2.0, A2DP
2.0
NFC
✗
✗
USB
miniUSB
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✗
✓
Radio
✗
✗
Positioning
GPS, SiRF Star III chipset
No
Software
Operating System
Microsoft Windows Mobile 6.1 Professional
Android 4.2.2 (Jelly Bean)
OS Version
Microsoft Windows Mobile 6.1 Professional
Android 4.2.2 (Jelly Bean)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
No
Yes

