Category Breakdown
Asus Zenfone C ZC451CG
Nokia Lumia 520
Performance
31.338.5
Camera
19.115.4
Display
54.454.4
Battery
20.014.3
Build
67.985.2
Connectivity
39.532.7
Audio
8.98.9
Overall
28.227.6
Summary
- The Asus Zenfone C ZC451CG features a slightly larger 4.5-inch IPS LCD display with a resolution of 480 x 854 pixels, compared to the Nokia Lumia 520's 4.0-inch display at 480 x 800 pixels, resulting in a marginally lower pixel density.
- In terms of performance, the Zenfone C is powered by a dual-core Intel Atom Z2520 at 1.2 GHz with 1GB RAM, while the Lumia 520 uses a dual-core Qualcomm MSM8227 at 1.0 GHz with 512MB RAM, giving the Zenfone an edge in multitasking.
- Both devices have a 5 MP rear camera, but the Zenfone can record video at 1080p, whereas the Lumia is limited to 720p.
- The Zenfone C's battery capacity is 2100 mAh, significantly larger than the Lumia's 1430 mAh, which may offer better longevity.
- Both phones run on older operating systems, with the Zenfone on Android 4.4.2 and the Lumia on Windows Phone 8, upgradable to 8.1.
- Build quality is comparable, with both featuring plastic frames and glass fronts, but the Zenfone is heavier at 150g compared to the Lumia's 124g.
Side-by-side Specification Comparison
Asus Zenfone C ZC451CG
Nokia Lumia 520
General
Release Date
2015
2013
Announced
2015
2013
Description
N/A
Versions: Nokia Lumia 521 RM-917 (T-Mobile)
Display
Size
4.5"
4"
Type
IPS LCD
IPS LCD
Resolution
480 x 854 pixels, 16:9 ratio (~218 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Oleophobic coating
Scratch-resistant glass
Performance
Chipset
Intel Atom Z2520
Qualcomm MSM8227
CPU
Dual-core 1.2 GHz
Dual-core 1.0 GHz
GPU
PowerVR SGX544MP2
Adreno 305
Memory
8GB 1GB RAM
8GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
5 MP, f/2.0, AF
5 MP, f/2.4, 28mm (wide), 1/4.0", AF
Main Camera Features
LED flash
N/A
Front Camera
VGA, f/2.8
N/A
Front Camera Features
N/A
N/A
Video Recording
1080p@30fps
720p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
2100 mAh
1430 mAh
Battery Details
Li-Ion 2100 mAh, removable
Li-Ion 1430 mAh, removable (BL-5J)
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
136.5 x 67 x 10.9 mm (5.37 x 2.64 x 0.43 in)
119.9 x 64 x 9.9 mm, 75.7 cc (4.72 x 2.52 x 0.39 in)
Weight
150 g
124 g
Materials
Glass front, plastic back, plastic frame
Glass front, plastic back, plastic frame
Colors
Charcoal Black, Pearl White, Cherry Red
Yellow, red, cyan, white/black
Foldable
✗
✗
SAR
N/A
0.77 W/kg (head)
Connectivity
SIM
Dual SIM (Micro-SIM, dual stand-by)
Micro-SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 42.2/5.76 Mbps
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
4.0, A2DP, EDR
4.0, A2DP, LE/ aptX after WP8 Denim update
NFC
✗
✗
USB
microUSB 2.0, OTG
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS
GPS, GLONASS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.4.2 (KitKat)
Microsoft Windows Phone 8, upgradable to 8.1
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity
Accelerometer, proximity

