Category Breakdown
BlackBerry Curve 3G 9330
Celkon A21
Performance
38.365.9
Camera
39.639.6
Display
22.116.0
Battery
11.915.2
Build
15.60.2
Connectivity
25.125.3
Audio
8.98.9
Overall
17.922.5
Summary
- The BlackBerry Curve 3G 9330 features a compact build with a weight of 104g and dimensions of 109 x 60 x 13.9 mm, while the Celkon A21 is slightly larger and heavier at 115.3g with dimensions of 124.8 x 66.1 x 10.8 mm.
- The Curve has a smaller 2.46-inch display with a resolution of 320 x 240 pixels, compared to the A21's 4.0-inch screen with a higher resolution of 320 x 480 pixels, resulting in a lower pixel density.
- In terms of performance, the A21 is equipped with a quad-core Mediatek MT6582 processor, whereas the Curve relies on a simpler architecture with 512MB RAM.
- The camera capabilities are better on the A21 with a 3.15 MP rear camera and a 1.3 MP selfie camera, compared to the Curve's 2 MP rear camera and no front camera.
- The A21 also has a larger 1500mAh battery capacity compared to the Curve's 1150mAh.
- Finally, the Curve runs on BlackBerry OS 5.0, while the A21 operates on Android 4.2.2, offering a more modern software experience.
Side-by-side Specification Comparison
BlackBerry Curve 3G 9330
Celkon A21
General
Release Date
2010
2014
Announced
2010
2014
Description
N/A
N/A
Display
Size
2.46"
4"
Type
TFT, 65K colors
TFT
Resolution
320 x 240 pixels, 4:3 ratio (~163 ppi density)
320 x 480 pixels, 3:2 ratio (~144 ppi density)
PPI
320
320
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6582 (28 nm)
CPU
N/A
Quad-core 1.3 GHz Cortex-A7
GPU
N/A
Mali-400MP2
Memory
512MB RAM, 512MB ROM
512MB 256MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC
Camera
Main Camera
2 MP
3.15 MP
Main Camera Features
N/A
N/A
Front Camera
N/A
1.3 MP
Front Camera Features
N/A
N/A
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1150 mAh
1500 mAh
Battery Details
Removable Li-Ion 1150 mAh battery
Li-Ion 1500 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
109 x 60 x 13.9 mm (4.29 x 2.36 x 0.55 in)
124.8 x 66.1 x 10.8 mm (4.91 x 2.60 x 0.43 in)
Weight
104 g
115.3 g
Materials
N/A
N/A
Colors
Black, Red, Pink
Black, Blue, Red
Foldable
✗
✗
SAR
1.28 W/kg (head) 0.74 W/kg (body)
N/A
Connectivity
SIM
Mini-SIM
Dual SIM (Dual stand-by)
Network
CDMA / EVDO
GSM / HSPA
Network Speed
EV-DO Rev.A 3.1 Mbps
HSPA
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11b/g
Wi-Fi 802.11 b/g/n
Bluetooth
2.1, A2DP
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, A-GPS; BlackBerry Maps
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
BlackBerry OS 5.0, upgradable
Android 4.2.2 (Jelly Bean)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
Accelerometer

