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Brief information about compared phones: Acer DX900 , OnePlus 8 ProAcer 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 . OnePlus 8 Pro 2020 year of release. cpu Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585). screen 6.78". with resolution 1440x3168. Smartphone has 16 megapixel front camera and 48 megapixel main camera . |
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| Display | Technology | TFT | Fluid AMOLED | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | 1B | ||
| Screen size | 2.8" inch | 6.78" inch | ||
| Screen area | 24.3 cm2 | 111.7 cm2 | ||
| Screen format | 4:3 (height:width) | (height:width) | ||
| Screen to body ratio | 37.9% | 90.8% | ||
| Screen resolution | 480 x 640 px | 1440 x 3168 px | ||
| PPI /points per inch/ | 286 PPI | 0 PPI | ||
| Screen protection | Corning Gorilla Glass | |||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 48 MP, Quad | |
| Camera specs | 3.15 MP, AF | 48 MP, f/1.8, 25mm (wide), 1/1.43'', 1.12µm, omnidirectional PDAF, laser AF, OIS -8 MP, f/2.4, (telephoto), 1/1.0µm, PDAF, OIS, 3x optical zoom -48 MP, f/2.2, 13mm (ultrawide), 1/2.0'', 0.8µm, PDAF -5 MP, (depth) | ||
| Functions | Dual-LED flash | Auto-HDR | ||
| Video | Yes | 1080p@30fps, gyro-EIS | ||
| Front camera, selfie | 0.3 MP, Single | 16 MP, Single | ||
| Specifications | VGA videocall camera | 16 MP, f/2.5, (wide), 1/3'', 1.0µm | ||
| Performance | Operating system OS | Microsoft Windows Mobile 6.1 Professional | Android 10.0; OxygenOS 10.0 | |
| Chipset | Qualcomm SM8250 Snapdragon 865 (7 nm+) | |||
| Processor CPU | 533 MHz Samsung S3C 6410 | Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585) | ||
| Graphics processor GPU | Adreno 650 | |||
| External memory | microSD (dedicated slot) | No | ||
| Internal memory | 128 MB RAM, 256 MB ROM | 128GB 8GB RAM, 256GB 12GB RAM | ||
| General specs | Release date | 2009, February | 2020, April 14 | |
| Dimensions (HxWxD) | 106 Х 60.5 Х 17 mm | 165.3 Х 74.4 Х 8.5 mm | ||
| Weight | 147 g | 199 g | ||
| Colors | Black | Glacial Green, Ultramarine Blue, Onyx Black | ||
| Battery | 1530 mAh, Removable Li-Po | 4510 mAh, Non-removable Li-Po | ||
| Approximate price | 90 EUR | 900 EUR | ||
| Battery life | Stand by time- Up to 150 h Talking time- Up to10 h | |||
| Body build | Glass front (Gorilla Glass), glass back (Gorilla Glass), aluminum frame | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Dual SIM (Nano-SIM, dual stand-by) | |
| 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 - SIM 1 & SIM 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 42(3500), 46(5200), 66(1700/2100) - EU -5G - 5G band 1(2100), 78(3500); SA/NSA - EU 5G band 2(1900), 66(1700), 71(600); SA/NSA - NA 5G band 78(3500); SA/NSA - IN 5G band 41(2500), 78(3500), 79(4700); SA/NSA - CN | ||
| Speed | HSPA 7.2/0.384 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/150 Mbps, 5G 7.5 Gbps DL | ||
| GPRS | Class 10 | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, DLNA, hotspot | ||
| GPS | Yes, SiRF Star III chipset | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, SBAS | ||
| NFC | Super AMOLED | Yes | ||
| USB | miniUSB | 3.1, Type-C 1.0 reversible connector, USB On-The-Go | ||
| Bluetooth | microUSB 2.0, A2DP | 5.1, A2DP, LE, aptX HD | ||
| Music and Audio | Radio | panorama | No | |
| Headphone jack | panorama | No | ||
| Others | Handwriting recognition | HDR10+ -120Hz refresh rate | ||
| Other features | Dop | Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900, Acer Tempo X960 | Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass - Fast charging 30W, 50% in 23 min (advertised) -Fast wireless charging 30W, 50% in 30 min (advertised) -Reverse wireless charging 3W - IP68 dust/water resistant | |
