Category Breakdown
Celkon AR40
Samsung R720 Admire
Performance
29.519.2
Camera
39.639.6
Display
16.933.2
Battery
15.216.2
Build
0.216.4
Connectivity
26.920.3
Audio
8.98.9
Overall
16.617.7
Summary
- The Celkon AR40 features a larger 4.0-inch TFT display with a resolution of 480 x 800 pixels, offering better pixel density at approximately 233 ppi compared to the Samsung R720 Admire's 3.5-inch display with 320 x 480 pixels and 165 ppi.
- In terms of performance, the AR40 is equipped with a dual-core 1.3 GHz CPU and 4GB of RAM, significantly outperforming the Admire's 800 MHz CPU and lack of RAM.
- Both devices have a 3.15 MP rear camera, but the AR40's overall software experience is more advanced with Android 4.2.2, compared to the Admire's Android 2.3.3.
- The battery capacity of the Admire is slightly higher at 1600 mAh versus the AR40's 1500 mAh, but both lack fast charging and wireless capabilities.
- The build quality of the AR40 is slightly more compact and lighter, while the Admire is thicker and heavier.
Side-by-side Specification Comparison
Celkon AR40
Samsung R720 Admire
General
Release Date
2013
2011
Announced
2013
2011
Description
N/A
Also known as Samsung Vitality, Samsung SCH-R720, Samsung Rookie R720
Display
Size
4"
3.5"
Type
TFT
TFT, 256K colors
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
320 x 480 pixels, 3:2 ratio (~165 ppi density)
PPI
480
320
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
N/A
CPU
Dual-core 1.3 GHz
800 MHz
GPU
N/A
N/A
Memory
4GB 512MB RAM
N/A
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC (dedicated slot)
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Features
N/A
N/A
Front Camera
Yes
N/A
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
1500 mAh
1600 mAh
Battery Details
Li-Ion 1500 mAh battery
Removable Li-Ion 1600 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
126.2 x 64 x 10.8 mm (4.97 x 2.52 x 0.43 in)
116 x 60 x 12 mm (4.57 x 2.36 x 0.47 in)
Weight
126.5 g
117 g
Materials
N/A
N/A
Colors
Yellow
Black, Red
Foldable
✗
✗
SAR
N/A
0.53 W/kg (head) 0.99 W/kg (body)
Connectivity
SIM
Dual SIM
Mini-SIM
Network
GSM / HSPA
CDMA / EVDO
Network Speed
HSPA
EV-DO Rev.0, 153.2 Kbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 b/g
Bluetooth
4.0, A2DP
3.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
No
GPS, A-GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.2.2 (Jelly Bean)
Android 2.3.3 (Gingerbread)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer, proximity

