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

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