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Brief information about compared phones: Acer DX900 , ZTE OpenAcer 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 . ZTE Open 2013 year of release. cpu 1.0 GHz Cortex-A5. screen 3.5". with resolution 320x480. Smartphone has 3 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | |||
| 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% | 51.6% | ||
| Screen resolution | 480 x 640 px | 320 x 480 px | ||
| PPI /points per inch/ | 286 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 3.15 MP, Single | |
| Camera specs | 3.15 MP, AF | 3.15 MP | ||
| Functions | Dual-LED flash | |||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | VGA videocall camera | |||
| Performance | Operating system OS | Microsoft Windows Mobile 6.1 Professional | Firefox OS 1.0 | |
| Chipset | Qualcomm MSM7225A Snapdragon S1 | |||
| Processor CPU | 533 MHz Samsung S3C 6410 | 1.0 GHz Cortex-A5 | ||
| Graphics processor GPU | Adreno 200 | |||
| External memory | microSD (dedicated slot) | microSD, up to 32 GB (dedicated slot), 2 GB included | ||
| Internal memory | 128 MB RAM, 256 MB ROM | 512 MB ROM, 256 MB RAM | ||
| Antutu 7 score | 1456 | |||
| General specs | Release date | 2009, February | 2013, February | |
| Dimensions (HxWxD) | 106 Х 60.5 Х 17 mm | 114 Х 62 Х 12.5 mm | ||
| Weight | 147 g | 0 g | ||
| Colors | Black | Blue, Orange | ||
| Battery | 1530 mAh, Removable Li-Po | 1200 mAh, Removable Li-Ion | ||
| Approximate price | 90 EUR | |||
| Battery life | Stand by time- Up to 150 h Talking time- Up to10 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Mini-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 | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | ||
| GPS | Yes, SiRF Star III chipset | Yes, with A-GPS | ||
| NFC | Super AMOLED | |||
| USB | miniUSB | microUSB 2.0 | ||
| Bluetooth | microUSB 2.0, A2DP | 2.1, A2DP, EDR | ||
| Music and Audio | Radio | panorama | Stereo FM radio | |
| Headphone jack | panorama | Yes | ||
| Others | Handwriting recognition | |||
| Other features | Dop | Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900, Acer Tempo X960 | Sensors Accelerometer, proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input | |
