Phone Comparison - Samsung I9100 Galaxy S II vs HTC Sensation vs Samsung Galaxy Ace

general General Info

Manufacturer Samsung HTC Samsung
Announced February 2011 April 2011 January 2011
Status Available - April 2011 Available - May 2011 Available - February 2011
Colors Black, White, Pink Black Black, Hugo Boss Edition
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
126.1 x 65.4 x 11.3 mm
(4.96 x 2.57 x 0.44 in)
112.4 x 59.9 x 11.5 mm
(4.43 x 2.36 x 0.45 in)
Weight 116 g (4.09 oz) 148 g (5.22 oz) 113 g (3.99 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
HSDPA 900 / 1700 / 2100
HSDPA 900 / 2100
Messaging SMS, MMS, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v2.3 (Gingerbread) Android OS, v2.2 (Froyo), upgradable to v2.3
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset 1.2 GHz dual-core processor, Qualcomm MSM 8260 Snapdragon 800 MHz ARM 11 processor, Qualcomm MSM7227 chipset
GPU Mali-400MP Adreno 220 Adreno 200
RAM 1 GB 768 MB N/A
Internal Memory 16 GB/32 GB storage 1 GB storage 158 MB storage
External Memory microSD, up to 32GB, 8 GB included microSD, up to 32GB, 8 GB included microSD, up to 32GB, 2GB included, 280MB RAM

display Display

Type Super AMOLED Plus capacitive touchscreen S-LCD capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.3 inches 3.5 inches
Resolution 480 x 800 pixels (217 ppi) 540 x 960 pixels (256 ppi) 320 x 480 pixels (165 ppi)
Screen-to-Body Ratio 63.52% 61.88% 54.06%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio with RDS Stereo FM radio with RDS
Games Yes + Downloadable Yes Yes
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264x2448 pixels 5 MP, 2592x1944 pixels
Flash LED flash dual-LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch-focus, Image Stabilization, Face Detection, Instant Capture Auto focus, Geo-tagging, Face And Smile Detection
Video Yes, 1080p@30fps Yes, 1080p@30fps, stereo sound recording Yes, QVGA@15fps
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Up to 114 kbps Yes
Edge Class 12 Up to 560 kbps Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA 14.4 Mbps, HSUPA 5.76 Mbps HSDPA, 7.2 Mbps
Bluetooth Yes, v3.0+HS Yes, v3.0 with A2DP Yes, v2.1 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go Yes, microUSB (MHL) v2.0 Yes, v2.0 microUSB
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML HTML

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 1 GB storage, 768 MB RAM 158 MB storage
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 32GB, 8 GB included microSD, up to 32GB, 2GB included, 280MB RAM
USB OTG Supported - -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor not present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Standard battery, Li-Ion Standard battery, Li-Ion
Capacity 1650 mAh 1520 mAh 1350 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
Up to 350 h (2G)
Up to 400 h (3G)
Up to 640 h (2G)
Up to 420 h (3G)
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
Up to 8 h 20 min (2G)
Up to 6 h 40 min (3G)
Up to 11 h (2G)
Up to 6 h 30 min (3G)