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Brief information about compared phones: Acer DX900 , Kyocera EchoAcer 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 . Kyocera Echo 2011 year of release. cpu 1.0 GHz Scorpion. screen 3.5". with resolution 480x800. Smartphone has 0 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | Dual TFT s | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | 256K | ||
| Screen size | 2.8" inch | 3.5" inch | ||
| Screen area | 24.3 cm2 | 34.9 cm2 | ||
| Screen format | 4:3 (height:width) | 5:3 (height:width) | ||
| Screen to body ratio | 37.9% | 53.7% | ||
| Screen resolution | 480 x 640 px | 480 x 800 px | ||
| PPI /points per inch/ | 286 PPI | 267 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 5 MP, Single | |
| Camera specs | 3.15 MP, AF | 5 MP, AF | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | Yes | 720p | ||
| Front camera, selfie | 0.3 MP, Single | 0.3 MP, Single | ||
| Specifications | VGA videocall camera | |||
| Performance | Operating system OS | Microsoft Windows Mobile 6.1 Professional | Android 2.2 (Froyo), upgradable to 2.3 (Gingerbread) | |
| Chipset | Qualcomm QSD8650 Snapdragon S1 | |||
| Processor CPU | 533 MHz Samsung S3C 6410 | 1.0 GHz Scorpion | ||
| Graphics processor GPU | Adreno 200 | |||
| External memory | microSD (dedicated slot) | microSD, up to 32 GB (dedicated slot), 8 GB included | ||
| Internal memory | 128 MB RAM, 256 MB ROM | 1 GB, 512 MB RAM | ||
| General specs | Release date | 2009, February | 2011, March | |
| Dimensions (HxWxD) | 106 Х 60.5 Х 17 mm | 115 Х 56.5 Х 17.2 mm | ||
| Weight | 147 g | 193 g | ||
| Colors | Black | Black | ||
| Battery | 1530 mAh, Removable Li-Po | 1370 mAh, Removable Li-Ion | ||
| Approximate price | 90 EUR | 350 EUR | ||
| Battery life | Stand by time- Up to 150 h Talking time- Up to10 h | Stand by time- Up to 200 h Talking time- Up to 7 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 - CDMA 800 / 1900 | ||
| Speed | HSPA 7.2/0.384 Mbps | EV-DO Rev.A 3.1 Mbps | ||
| GPRS | Class 10 | No | ||
| Edge | Class 10 | No | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g, hotspot (charges may apply) | ||
| 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 | No | |
| Headphone jack | panorama | Yes | ||
| Others | Handwriting recognition | Simul-Task Mode choose 2 of the Echo's 7 core apps and run one on each display simultaneously. -Optimized Mode apps let the dual displays complement each other, like email on one and a full virtual keypad on the other. -Tablet Mode dual displays act as a single (4.7 inches diagonally, 800 x 96 | ||
| Other features | Dop | Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900, Acer Tempo X960 | Sensors Accelerometer, proximity, compass - MP3/WAV/AAC+ player -MP4/H.263 player -Organizer -Voice memo -Predictive text input - For Sprint Also known as Kyocera M9300 | |
