Category Breakdown
Oppo A31 (2015)
QMobile Noir X450
Performance
47.842.3
Camera
19.127.9
Display
54.416.9
Battery
18.918.1
Build
0.20.2
Connectivity
40.530.6
Audio
8.98.9
Overall
25.418.4
Summary
- The Oppo A31 (2015) features a more compact build with a 4.5-inch IPS LCD display, offering a higher pixel density of 218 ppi compared to the QMobile Noir X450's 5.0-inch TFT display at 196 ppi.
- In terms of performance, the A31 is powered by a Snapdragon 410 chipset with a slightly lower clock speed of 1.2 GHz, while the Noir X450 uses a Mediatek MT6582M chipset at 1.3 GHz.
- The A31 has a superior rear camera at 8 MP versus the Noir X450's 5 MP, although both can record 1080p video; however, the A31's selfie camera is also better at 5 MP compared to 2 MP on the Noir X450.
- Battery capacity is slightly higher in the Noir X450 at 1950 mAh versus 2000 mAh in the A31, but both lack fast charging.
- Both devices run on Android 4.4, with the Noir X450 using a slightly newer version, 4.4.2.
Side-by-side Specification Comparison
Oppo A31 (2015)
QMobile Noir X450
General
Release Date
2015, April 17
2015
Announced
2015
2015
Description
N/A
N/A
Display
Size
4.5"
5"
Type
IPS LCD
TFT
Resolution
480 x 854 pixels, 16:9 ratio (~218 ppi density)
480 x 854 pixels, 16:9 ratio (~196 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm MSM8916 Snapdragon 410 (28 nm)
Mediatek MT6582M (28 nm)
CPU
Quad-core 1.2 GHz Cortex-A53
Quad-core 1.3 GHz Cortex-A7
GPU
Adreno 306
Mali-400MP2
Memory
8GB 1GB RAM
8GB 1GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDHC
Camera
Main Camera
8 MP, AF
5 MP, AF
Main Camera Features
LED flash
LED flash, panorama
Front Camera
5 MP
2 MP
Front Camera Features
N/A
LED flash
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
2000 mAh
1950 mAh
Battery Details
Li-Ion 2000 mAh, non-removable
Li-Ion 1950 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
131.9 x 65.5 x 8 mm (5.19 x 2.58 x 0.31 in)
142.8 x 74.3 x 8.6 mm (5.62 x 2.93 x 0.34 in)
Weight
135 g
150 g
Materials
N/A
N/A
Colors
White, Blue
Black
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Micro-SIM
Dual SIM
Network
GSM / LTE
GSM / HSPA
Network Speed
TD-SCDMA, LTE Cat4 150/50 Mbps
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✓
✗
WiFi
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
4.0, A2DP
4.0, A2DP
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
Android 4.4 (KitKat)
Android 4.4.2 (KitKat)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity
Accelerometer, proximity, compass

