Category Breakdown
Motorola FIRE XT311
O2 XDA Serra
Performance
45.244.2
Camera
12.539.6
Display
32.311.2
Battery
14.213.5
Build
15.10.2
Connectivity
24.918.7
Audio
8.98.9
Overall
17.714.9
Summary
- The Motorola FIRE XT311 features a compact build with dimensions of 116.5 x 58 x 13.5 mm and weighs 110g, while the O2 XDA Serra is slightly bulkier at 102 x 51 x 18.1 mm and 165g.
- Both devices have a 2.8-inch TFT display, but the XT311 offers a higher resolution of 240 x 320 pixels compared to the Serra's 480 x 640 pixels, resulting in a lower pixel density.
- In terms of performance, the XT311 is powered by a 600 MHz CPU and 512MB of RAM, while the Serra has a 528 MHz CPU with 288MB of RAM, making the XT311 slightly more capable.
- Both cameras are 3.15 MP, but the Serra includes autofocus, enhancing its photo quality.
- The FIRE XT311 has a 1420 mAh battery, slightly larger than the Serra's 1340 mAh, but both lack fast charging and wireless capabilities.
- Software-wise, the XT311 runs on Android 2.3.4, while the Serra operates on Windows Mobile 6.1 Professional, offering different user experiences.
Side-by-side Specification Comparison
Motorola FIRE XT311
O2 XDA Serra
General
Release Date
2011
2008
Announced
2011
2008
Description
For Europe and India
N/A
Display
Size
2.8"
2.8"
Type
TFT, 256K colors
TFT resistive touchscreen, 65K colors
Resolution
240 x 320 pixels, 4:3 ratio (~143 ppi density)
480 x 640 pixels, 4:3 ratio (~286 ppi density)
PPI
240
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm MSM7227-1 Snapdragon S1
Qualcomm MSM7201A
CPU
600 MHz ARM 11
528 MHz ARM 11
GPU
Adreno 200
Adreno 130
Memory
512MB 256MB RAM
288MB RAM, 512MB ROM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSD (dedicated slot)
Camera
Main Camera
3.15 MP
3.15 MP, AF
Main Camera Features
N/A
LED flash
Front Camera
N/A
VGA videocall camera
Front Camera Features
N/A
N/A
Video Recording
480p@24fps
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1420 mAh
1340 mAh
Battery Details
Removable Li-Ion 1420 mAh battery
Removable Li-Ion 1340 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
116.5 x 58 x 13.5 mm (4.59 x 2.28 x 0.53 in)
102 x 51 x 18.1 mm (4.02 x 2.01 x 0.71 in)
Weight
110 g
165 g
Materials
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
SAR
0.96 W/kg (head) 1.11 W/kg (body)
N/A
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 7.2/0.384 Mbps
HSPA 7.2/0.384 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 b/g
Bluetooth
2.1, A2DP, EDR
2.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
miniUSB
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
GPS, A-GPS
GPS, A-GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
No
Software & Security
Operating System
Android 2.3.4 (Gingerbread)
Microsoft Windows Mobile 6.1 Professional
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity, compass
Accelerometer

