PhoneRocket Review Our evaluation of Lumia 925 vs iPhone 4


Processing power and speed



3D and 2D graphics

GLBenchmark 2.5 and GLBenchmark 2.7

Battery Life

How long will the battery last

Talk time (3G), Talk time, Standby time (3G), Standby time and 1 more


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PhoneRocket Score

Performance, Graphics, Battery Life and Reviews

Nokia Lumia 925 

PhoneRocket recommends the Nokia Lumia 925  based on its performance, graphics, battery life and reviews.

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Benchmarks Real world tests of Lumia 925 vs iPhone 4

BrowserMark How fast does the web browser load pages

Lumia 925
iPhone 4

GLBenchmark 2.7 3D graphics performance

Lumia 925
3.7 fps
iPhone 4
0.4 fps

GLBenchmark 2.5 3D graphics performance

Lumia 925
8.3 fps
iPhone 4
2.6 fps

Differences What are the advantages of each

Back view of Nokia Lumia 925

Reasons to consider the
Nokia Lumia 925

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Faster web browser 1,822 vs 1,588 Around 15% better BrowserMark score
Faster graphics 8.3 fps vs 2.6 fps Around 3.2x better GLBenchmark 2.5 score
Screen uses OLED technology Yes vs No About half of smartphones are OLED; OLED screens are typically higher contrast and use less power
Supports NFC Yes vs No Somewhat common; Enables payment by phone and other wireless communications
Much better theoretical download speed 100 Mb/s vs 7.2 Mb/s Around 14x better theoretical download speed; enjoy lightning fast downloads on modern networks
Is 4G Yes vs No Somewhat common; Supports the fastest, most reliable networks
Supports FM radio Yes vs No Somewhat common; Listen to music and news from local radio stations
Noticeably bigger screen 4.5" vs 3.5" Around 30% bigger screen
Significantly faster processor 1.5 GHz vs 1 GHz 50% faster processor; run computation-intensive applications, such as photo editing, faster
Higher resolution front camera 8.7 MP vs 5 MP Around 75% higher resolution front camera; Video chat with other people
More battery capacity 2,000 mA·h vs 1,420 mA·h More than 40% more battery capacity
More cores Dual core vs Single core Twice as many cores; each additional core lets your phone do more without visible UI slowdowns and jerkiness
Longer standby time (3G) 26,352 min vs 18,000 min More than 45% longer standby time (3G)
Longer standby time 25,920 min vs 18,000 min Around 45% longer standby time
Higher resolution 1280 x 768 vs 960 x 640 60% higher resolution
Thinner 8.5 mm vs 9.3 mm Around 10% thinner
Front view of Apple iPhone 4

Reasons to consider the
Apple iPhone 4

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Much bigger app store 825,000 apps vs 120,000 apps Around 7x more apps; find an app for virtually any task
Store more stuff 32 GB vs 16 GB 2x more storage capacity; free yourself from memory cards

Reviews Word on the street

Lumia 925  vs iPhone 4 

Employing a streamlined profile (0.37” thick), the handset is perfectly sized to accommodate every hand size – although, it does pack on some noticeable weight (4.83 oz).
iPhone 4

Specifications Full list of technical specs


Lumia 925  vs
iPhone 4 
Size 4.5" 3.5"
Resolution 1280 x 768 960 x 640
Touchscreen Capacitive Capacitive
Multitouch Yes Yes
PPI 331 ppi 329 ppi


Has an assisted GPS Yes Yes


Supports FM radio Yes No


Operating system Windows Phone, 8 iOS 7
App store Windows Phone Marketplace Apple App Store
Adobe flash support No No
App store size 120,000 apps 825,000 apps


Acts as a wi-fi hotspot Yes Yes
Supports NFC Yes No
Bluetooth Bluetooth v3.0 Bluetooth v2.1

form factor

Lumia 925  vs
iPhone 4 
Weight 139 g 137 g
Thickness 8.5 mm 9.3 mm
Size 70.6 x 129 x 8.5 mm 58.6 x 114.3 x 9.3 mm


Clock speed 1.5 GHz 1 GHz
Number of cores Dual core Single core
RAM 1 GB 0.5 GB
Internal storage 16 GB 32 GB

photo & video

Camera 8.7 MP 5 MP
Resolution 8.7 MP 5 MP
Flash Yes Yes
Secondary camera 1.2 MP 0.3 MP
Video resolution 1920 x 1080 @ 30 fps 1280 x 720 @ 30 fps


Generation 4G 3.5G
LTE Cat3/4 Uplink (50 Mb/s)
LTE Cat3 (100 Mb/s)
HSDPA (7.2 Mb/s)
HSUPA (5.76 Mb/s)
CDMA (0.01 Mb/s)
EDGE (0.38 Mb/s)
LTE (20 Mb/s)
Unknown (100 Mb/s)
LTE Cat 3 (100/)
HSDPA+ (42.2 Mb/s)
UMTS (0.38 Mb/s)
GSM (0.01 Mb/s)


Talk time 1,098 min 840 min
Talk time (3G) 768 min 420 min
Standby time 25,920 min 18,000 min
Standby time (3G) 26,352 min 18,000 min
Capacity 2,000 mA·h 1,420 mA·h
Nokia Lumia 925
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Apple iPhone 4
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