Phone Comparison - Samsung I9100 Galaxy S II vs Asus PadFone Infinity 2 vs Sony Xperia Z2
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| Manufacturer | Samsung | Asus | Sony |
| Announced | February 2011 | September 2013 | February 2014 |
| Status | Available - April 2011 | Available - October 2013 | Available - April 2014 |
| Colors | Black, White, Pink | Titanium Black, Platinum White | Black, White, Purple |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
125.3 x 66.1 x 8.5 mm (4.93 x 2.6 x 0.33 in) |
143.5 x 72.8 x 8.9 mm (5.65 x 2.87 x 0.35 in) |
146.8 x 73.3 x 8.2 mm (5.78 x 2.89 x 0.32 in) |
| Weight | 116 g (4.09 oz) | 145 g (5.11 oz) | 163 g (5.75 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 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 |
| 4G Network | - | LTE 800 / 1800 / 2600 | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 13(700), 17(700), 20(800) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) - D6543 |
| Messaging | SMS, MMS, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - | - | IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes |
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| OS | Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat), Planned upgrade to Android 5.1 Lollipop |
| Processor | Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset | Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 800 |
| GPU | Mali-400MP | Adreno 330 | Adreno 330 |
| RAM | 1 GB | 2 GB | 3 GB |
| Internal Memory | 16 GB/32 GB storage | 16/32 GB | 16 GB |
| External Memory | microSD, up to 32GB, 8 GB included | microSD, up to 64 GB | microSD, up to 128 GB |
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| Type | Super AMOLED Plus capacitive touchscreen | Super IPS+ LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.3 inches | 5.0 inches | 5.2 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 1080 x 1920 pixels (441 ppi) | 1080 x 1920 pixels (424 ppi) |
| Screen-to-Body Ratio | 63.52% | 65.85% | 69.16% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | Stereo FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels | 20.7 MP, autofocus |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, 1/2.3'' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama |
| Video | Yes, 1080p@30fps | Yes, 1080p@30fps | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps, video stabilization, HDR |
| Front Camera | Yes, 2 MP [Similar] | Yes, 2 MP, 1080p@30fps [Similar] | Yes, 2.2 MP, 1080p@30fps [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Up to 107 kbps |
| Edge | Class 12 | Class 10, 236.8 kbps | Up to 296 kbps |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | DC-HSPA+, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v3.0+HS | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/ac/b/g/n, Wi-Fi Direct, dual-band, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, v2.0 microUSB (MHL), USB On-the-go | Yes, microUSB v2.0 (MHL), USB Host | Yes, microUSB v2.0 (MHL), USB On-the-go |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 16GB/32GB storage, 1 GB RAM | 16/32 GB, 2 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32GB, 8 GB included | microSD, up to 64 GB | microSD, up to 128 GB |
| USB OTG | Supported | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Standard battery, Li-Ion | Non-removable Li-Po Battery | Non-removable Li-Ion Battery |
| Capacity | 1650 mAh | 2400 mAh | 3200 mAh |
| Stand by | Up to 710 h (2G) Up to 610 h (3G) |
Up to 410 h (3G) | Up to 690 h (2G) Up to 740 h (3G) |
| Talk Time | Up to 18 h 20 min (2G) Up to 8 h 40 min (3G) |
Up to 19 h (3G) | Up to 15 h (2G) Up to 19 h (3G) |
