Phone Comparison - Apple iPhone 4 vs LG Optimus 3D P920 vs HTC Amaze 4G
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| Manufacturer | Apple | LG | HTC |
| Announced | June 2010 | January 2011 | September 2011 |
| Status | Available - June 2010 | Available - July 2011 | Available - October 2011 |
| Colors | Black, White | Black, White | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in) |
128.8 x 68 x 11.9 mm
(5.07 x 2.68 x 0.47 in ) |
130 x 65.6 x 11.8 mm (5.12 x 2.58 x 0.46 in) |
| Weight | 137 g (4.83 oz) | 168 g (5.93 oz) | 172.9 g (6.07.0.32 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 / 1900 / 2100 HSDPA 850 / 1700 / 2100 |
HSDPA 1700 / 2100 or HSDPA 1700 / 1900 / 2100 HSDPA 850 / 1900 / 2100 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | iOS 4, upgradable to iOS 5 | Android OS, v2.2 (Froyo), upgradable to v2.3 | Android OS, v2.3.4 (Gingerbread) |
| Processor | 1 GHz Cortex-A8, Apple A4 | Dual-core 1 GHz Cortex-A9, TI OMAP 4430 | Dual-core 1.5 GHz Scorpion, Qualcomm Snapdragon S3 APQ8060 |
| GPU | PowerVR SGX535 | PowerVR SGX540 | Adreno 220 |
| RAM | 512 MB | 512 MB | 1 GB |
| Internal Memory | 8/16/32 GB storage | 8 GB storage | 16 GB storage |
| External Memory | No | microSD, up to 32GB | microSD, up to 32GB |
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| Type | LED-backlit IPS TFT, capacitive touchscreen | 3D LCD capacitive touchscreen | S-LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 3.5 inches | 4.3 inches | 4.3 inches |
| Resolution | 640 x 960 pixels (330 ppi) | 480 x 800 pixels (217 ppi) | 540 x 960 pixels (256 ppi) |
| Screen-to-Body Ratio | 53.92% | 60.07% | 59.84% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | Stereo FM radio with RDS |
| Games | Yes + downloadable | Yes + downloadable | Yes |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592 x 1944 pixels | Dual 5 MP, 2592x1944 pixels | 8 MP, 3264x2448 pixels |
| Flash | LED flash | LED flash | dual-LED flash |
| Features | Auto focus, Touch Focus, Geo-tagging, HDR | Auto focus, Stereoscopic Photos & Videos; Geo-tagging | Auto focus, Geo-tagging, Touch-focus, Face Detection, SmartShot, BurstShot, SweepShot, ClearShot |
| Video | Yes, 720p@30fps, LED video light, geo-tagging | Yes, 1080p@30fps (2D), 720p@30fps (3D); video stabilization | Yes, 1080p |
| Front Camera | Yes, videocalling over Wi-Fi only [Similar] | Yes [Similar] | Yes, 2 MP [Similar] |
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| GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Yes |
| Edge | Class 10, 236.8 kbps | Class 10, 236.8 kbps | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA 14.4Mbps (21Mbps with update), HSUPA 5.76Mbps | HSDPA, 42 Mbps; HSUPA |
| Bluetooth | Yes, v2.1 with A2DP | Yes, v2.1 with A2DP, EDR | Yes, v3.0 with A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi hotspot |
| USB | Yes, v2.0 | Yes, microUSB v2.0 | Yes, microUSB (MHL) v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML (Safari) | HTML, Adobe Flash | HTML, Adobe Flash |
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| Internal | 8/16/32 GB storage, 512 MB RAM | 8 GB storage, 512 MB RAM | 16GB storage, 1 GB RAM |
| Expandable Storage | No | microSD, up to 32GB | microSD, up to 32GB |
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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-Po | Standard battery, Li-Ion | Standard battery, Li-Ion |
| Capacity | 1420 mAh | 1500 mAh | 1730 mAh |
| Stand by | Up to 300 h (2G) Up to 300 h (3G) |
Up to 450 h | Up to 264 h |
| Talk Time | Up to 14 h (2G) Up to 7 h (3G) |
Up to 13 h (2G) Up to 9 h (3G) |
Up to 6 h |
