BeastCompare

Galaxy S II vs OnePlus One: Which One Should You Buy?

OnePlus One edges ahead with a BeastScore of 65.0/100 — but the right choice depends on what matters to you.

Head-to-head
Comparing 2 devicesSwipe ⇄
Samsung · 2011

Galaxy S II

Galaxy S II
61/ 100
Launch price$600
Oneplus · 2014

OnePlus One

OnePlus One
65/ 100
Launch price$299
Head-to-head

OnePlus One wins 3 of 7 categories

Here's exactly where each phone is stronger.

Galaxy S II
Galaxy S II
0 wins
OnePlus One
OnePlus One
3 wins
At a glance

Bigger shape = better phone.

SpeedCameraSelfieBatteryDisplayConnectivityValue
Galaxy S IIOnePlus One
Category winners

Scores out of 100. How we score

  • SpeedTie
    60
    60
  • CameraOnePlus One
    60
    68
  • VideoNot enough data
  • SelfieTie
    40
    40
  • BatteryTie
    58
    58
  • DisplayTie
    62
    62
  • ConnectivityOnePlus One
    32
    52
  • SecurityNot enough data
  • ValueOnePlus One
    68
    90
Key differences
  • OnePlus One has the bigger battery3,100 mAh vs 1,650 mAh
  • OnePlus One charges faster10W vs 5W
  • OnePlus One has a sharper main camera13 MP vs 8 MP
  • OnePlus One has the bigger screen5.5" vs 4.3"
  • Galaxy S II is lighter116 g vs 162 g
  • OnePlus One launched cheaper$299 vs $600
  • OnePlus One has a sharper selfie camera5 MP vs 2 MP
  • OnePlus One has newer Bluetooth4.1 vs 3
  • OnePlus One has more RAM3 GB vs 1 GB
See all specs ↓

Why buy each phone

Swipe ⇄
Reasons to buy Galaxy S II
  • ✓46 g lighter (116 g vs 162 g), easier to hold
  • ✓8 MP main camera
  • ✓4.3" display at 60 Hz
Reasons to buy OnePlus One
  • ✓$301 cheaper at launch ($299 vs $600)
  • ✓Bigger 3,100 mAh battery (+1,450 mAh)
  • ✓13 MP main camera

Full specifications

Swipe ⇄
SpecificationGalaxy S IIOnePlus One
1. Display & Screen
Screen typeSuper AMOLED PlusLTPS LCD
Screen Size4.3"5.5"
Resolution & Density800x480 (217 ppi)1920x1080 (401 ppi)
Refresh Rate60 Hz60 Hz
Brightness500 nits peak480 nits peak
Screen ProtectionNot listedNot listed
2. Platform & Performance
Chipset / ProcessorNot listed Not listed
CPU CoresNot listedNot listed
GPU GraphicsNot listedNot listed
Operating SystemAndroid 2.3Android 4.4
3. Memory & Storage
RAM Memory1 GB LPDDR3 GB LPDDR
Internal Storage16GB / 32GB16GB / 64GB
Storage SpeedNot listedNot listed
Card SlotNoNo
4. Main Camera Optics🏆 OnePlus One Wins Camera
Primary Camera8 MP, f/2.613 MP, f/2, Sony IMX214
Telephoto ZoomNone (digital zoom only)None (digital zoom only)
Ultrawide CameraN/AN/A
LiDAR / DepthNoneNone
5. Video
Main Camera Video
Not listed
Not listed
Front Video
Not listed
Not listed
6. Selfie Camera
Selfie Lens2 MP, f/2.65 MP, f/2
7. Body & Dimensions🏆 Galaxy S II Lightest Chassis
Dimensions125.3 x 66.1 x 8.5 mm152.9 x 75.9 x 8.9 mm
Weight116 g162 g
Build MaterialsNot listedNot listed
SIM TypeNot listedNot listed
Water ResistanceNot listedNot listed
8. Battery & Charging
Battery Capacity1,650 mAh3,100 mAh
Wired Fast Charging5W wired fast charging10W wired fast charging
Wireless ChargingNot listedNot listed
Reverse ChargingNot listedNot listed
9. Sound & Audio
LoudspeakerNot listedNot listed
3.5mm Headphone JackNoNo
10. Connectivity
Wi-Fi StandardWi-Fi 4Wi-Fi 5
Bluetooth3.04.1
USB Port & SpeedMicro-USB 2.0Micro-USB 2.0
NFCYesYes (contactless payment)
11. Sensors & Security
SensorsNot listedNot listed
Satellite FeaturesNot listedNot listed
12. Colors & Overview
ColorsNot listedNot listed
Launch Price$600$299
Our verdict

OnePlus One wins — BeastScore 65.0/100

The OnePlus One is the better pick for most people thanks to its bigger battery (3,100 mAh vs 1,650 mAh) and faster charging (10W vs 5W). The Galaxy S II is worth a look if you prefer its lighter body (116 g vs 162 g).

Buy Galaxy S II if you want

Lighter: 116 g vs 162 g (46 g less)

Buy OnePlus One if you want

Larger battery: 3,100 mAh vs 1,650 mAh · Larger display: 5.5" vs 4.3"

Common questions

Which is better: Galaxy S II or OnePlus One?

The OnePlus One is the better pick for most people thanks to its bigger battery (3,100 mAh vs 1,650 mAh) and faster charging (10W vs 5W). The Galaxy S II is worth a look if you prefer its lighter body (116 g vs 162 g). BeastScore: Galaxy S II 60.8/100, OnePlus One 65.0/100.

What are the main battery and display differences between Galaxy S II and OnePlus One?

Galaxy S II has a 4.3-inch display and 1650 mAh battery. OnePlus One has a 5.5-inch display and 3100 mAh battery.

How do Galaxy S II and OnePlus One compare for speed?

Galaxy S II scores 60/100 for performance; OnePlus One scores 60/100.

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