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Brief information about compared phones: Acer DX900 , Apple iPhone 4Acer DX900 2009 year of release. cpu 533 MHz Samsung S3C 6410. screen 2.8". with resolution 480x640. Smartphone has 0 megapixel front camera and 3 megapixel main camera . Apple iPhone 4 2010 year of release. cpu 1.0 GHz Cortex-A8. screen 3.5". with resolution 640x960. Smartphone has 0 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | LED-backlit IPS LCD | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | 16M | ||
| Screen size | 2.8" inch | 3.5" inch | ||
| Screen area | 24.3 cm2 | 36.5 cm2 | ||
| Screen format | 4:3 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 37.9% | 54.0% | ||
| Screen resolution | 480 x 640 px | 640 x 960 px | ||
| PPI /points per inch/ | 286 PPI | 330 PPI | ||
| Screen protection | Corning Gorilla Glass, oleophobic coating | |||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 5 MP, Single | |
| Camera specs | 3.15 MP, AF | 5 MP, f/2.8, 1/3.2'', 1.75µm, AF | ||
| Functions | Dual-LED flash | LED flash, HDR | ||
| Video | Yes | 480p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 0.3 MP, Single | ||
| Specifications | VGA videocall camera | VGA, Videocalling over Wi-Fi only | ||
| Performance | Operating system OS | Microsoft Windows Mobile 6.1 Professional | iOS 4, upgradable to iOS 7.1.2 | |
| Chipset | Apple A4 (45 nm) | |||
| Processor CPU | 533 MHz Samsung S3C 6410 | 1.0 GHz Cortex-A8 | ||
| Graphics processor GPU | PowerVR SGX535 | |||
| External memory | microSD (dedicated slot) | No | ||
| Internal memory | 128 MB RAM, 256 MB ROM | 8/16/32 GB, 512 MB RAM | ||
| Antutu 7 score | 4152 | |||
| General specs | Release date | 2009, February | 2010, June | |
| Dimensions (HxWxD) | 106 Х 60.5 Х 17 mm | 115.2 Х 58.6 Х 9.3 mm | ||
| Weight | 147 g | 137 g | ||
| Colors | Black | Black, White | ||
| Battery | 1530 mAh, Removable Li-Po | 1420 mAh, Non-removable Li-Po | ||
| Approximate price | 90 EUR | 200 EUR | ||
| Battery life | Stand by time- Up to 150 h Talking time- Up to10 h | Stand by time- Up to 300 h (2G) / Up to 300 h (3G) Talking time- Up to 14 h (2G) / Up to 7 h (3G) Music play - Up to 40 h | ||
| Body build | Front/back glass & aluminum frame | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Micro-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 GSM 900 / 1800 / 1900 - SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | ||
| Speed | HSPA 7.2/0.384 Mbps | HSPA 7.2/5.76 Mbps | ||
| GPRS | Class 10 | Class 10 | ||
| Edge | Class 10 | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes, SiRF Star III chipset | Yes, with A-GPS | ||
| NFC | Super AMOLED | |||
| USB | miniUSB | 2.0 | ||
| Bluetooth | microUSB 2.0, A2DP | 2.1, A2DP | ||
| Harmful irradiation | SAR - 1.17 W/kg (head) 1.11 W/kg (body) SAR EU - 0.93 W/kg (head) 0.74 W/kg (body) | |||
| Music and Audio | Radio | panorama | No | |
| Headphone jack | panorama | Yes | ||
| Others | Handwriting recognition | Active noise cancellation with dedicated mic | ||
| Other features | Dop | Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900, Acer Tempo X960 | Sensors Accelerometer, gyro, proximity, compass - Scratch-resistant glass back panel | |
