Lumia 925 Nokia

  • clock speed
    1.5
    GHz
  • RAM
    1
    GB
  • size
    4.5
    inches
  • resolution
    331
    ppi

iPhone 4 Apple

  • clock speed
    0.8
    GHz
  • RAM
    0.5
    GB
  • size
    3.5
    inches
  • resolution
    329
    ppi

Review Breakdown

Nokia Lumia 925 vs Apple iPhone 4

Display

PPI, brightness, contrast ratio in sunlight and contrast ratio
8.8
8.4

Processing power

sunspider
7.2
5.6

Camera

sensor size and aperture
5.6
5.6

Music

voice volume and music volume
9.3
9.0

Geekaphone Score

7.8
7.1

Detailed Comparison

display

Size
4.5"
3.5"
Resolution
1280 x 768 (331 ppi)
960 x 640 (329 ppi)
Panel
AMOLED (PenTile RGBG)
IPS LCD (RGB)
Brightness
492 cd/m²
483 cd/m²
Contrast in sunlight
3.402
2.016
Surface
Gorilla Glass 2
Gorilla Glass
Video out
1080p (Micro USB)
720p (Proprietary)

processor

System on a chip
Qualcomm Snapdragon S4 Plus (MSM8960)
Apple A4 (APL0398)
CPU
1.5 GHz, ARM Krait
0.8 GHz, ARM Cortex A8
Architecture
Dual core
Single core
Linpack
--
--
Quadrant
--
--
GPU
400 MHz, Qualcomm Adreno 225
250 MHz, PowerVR SGX535
Architecture
Single core
Dual core
GL benchmark 2.5
--
--
Epic citadel
--
--
Basemark x
--
--
RAM
1 GB
0.5 GB

camera

Lens
f/2.0, 8 mm (26 mm equiv.)
f/2.0, 4 mm (31.7 mm equiv.)
Resolution
8.7 MP (3408 x 2560)
5 MP (2592 x 1936)
Sensor
1/3" (4.8 mm × 3.6 mm)
1/3.2" (4.54 mm × 3.42 mm)
Light sensitivity
--
--
Flash
Dual LED
LED
Autofocus
Yes
Yes
Image stabilization
Optical
None
Panorama
Yes
No
Continuous shooting
Yes
None
Aperture
f/2.0
f/2.0
Secondary camera
1.2 MP
0.3 MP

video

Video resolution
1920 x 1080 @ 30 fps
1280 x 720 @ 30 fps
Video file format
MP4 H.264/MPEG-4 AVC
MP4 H.264/MPEG-4 AVC
Maximum bitrate
20 Mbps
14 Mbps
Video light
Yes
Yes

battery

Type
Lithium-Ion (Non-removable)
Lithium-Ion (Non-removable)
Capacity
2,000 mA·h
1,420 mA·h
Talk time
1,098 min
840 min
Standby time
25,920 min
18,000 min
Tested
3G talk time
750 min
--
Web browsing
300 min
--
Video playback
348 min
--

music

Speaker
Mono (Back)
Mono (Bottom)
Frequency response
+0.14, -0.10
+0.01, -0.07
Noise level
-82.5 dB
-90.1 dB
Headphone
3.5 mm
3.5 mm
Frequency response
+0.44, -0.13
+0.01, -0.07
Noise level
-82.5 dB
-90.4 dB
FM radio
Receive
No

form factor

Size
70.6 x 129 x 8.5 mm
58.6 x 114.3 x 9.3 mm
Weight
139 g
137 g
Body
Aluminum
Slate
Keyboard
None
None
Buttons
Home, Volume, Back, Multitask, Camera
Home, Volume

software

Operating system
Windows Phone 8
iOS 4
Upgradable to
Windows Phone 8 Amber
iOS 7
Custom UI
--
--
Onscreen keyboards
Standard (predictive)
Standard (predictive)
Sunspider
897 ms
3,559 ms

connectivity

Network
4G, LTE (100 Mb/s)
3.5G, HSDPA (7.2 Mb/s)
WiFi
802.11a/b/g/n (Hotspot)
802.11g/n/b (Hotspot)
NFC
Yes
No
Bluetooth
2.1
USB On-the-Go
--
No

features

Internal storage
16 GB
8 GB, 16 GB, 32 GB
Supported card formats
None
None
Included accessories
  1. Charger
  2. Headphones
--
SIM card
Micro-SIM
Micro-SIM
Speaker volume (Voice)
63.7 dB
65.1 dB
Speaker volume (Music)
72.2 dB
60.3 dB
Special-features

sensors

Location
A-GPS, GLONASS
A-GPS
Gyroscope
Yes
Yes
Accelerometer
Yes
Yes
Light sensor
Yes
Yes
Proximity sensor
Yes
Yes
Compass
Yes
Yes
Thermometer
No
No
Barometer
No
No
Hygrometer
No
No