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Brief information about compared phones: Acer DX900 , Infinix Zero 4 PlusAcer 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 . Infinix Zero 4 Plus 2017 year of release. cpu Deca-core 2.0 GHz. screen 5.98". with resolution 1080x1920. Smartphone has 13 megapixel front camera and 21 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | 16M | ||
| Screen size | 2.8" inch | 5.98" inch | ||
| Screen area | 24.3 cm2 | 98.6 cm2 | ||
| Screen format | 4:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 37.9% | 74.0% | ||
| Screen resolution | 480 x 640 px | 1080 x 1920 px | ||
| PPI /points per inch/ | 286 PPI | 368 PPI | ||
| Screen protection | Corning Gorilla Glass 3 | |||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 21 MP, Single | |
| Camera specs | 3.15 MP, AF | 21 MP, f/2.0, OIS, Laser AF/ PDAF | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | Yes | 1080p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 13 MP, Single | ||
| Specifications | VGA videocall camera | 13 MP, f/2.2 | ||
| Performance | Operating system OS | Microsoft Windows Mobile 6.1 Professional | Android 6.0 (Marshmallow) | |
| Chipset | Mediatek MT6797M Helio X20 (20 nm) | |||
| Processor CPU | 533 MHz Samsung S3C 6410 | Deca-core 2.0 GHz | ||
| Graphics processor GPU | Mali-T880 MP4 | |||
| External memory | microSD (dedicated slot) | microSD, up to 128 GB | ||
| Internal memory | 128 MB RAM, 256 MB ROM | 64 GB, 512GB 4GB | ||
| Antutu 7 score | 73620 | |||
| GeekBench 4 Single Core | 1542 | |||
| GeekBench 4 Multi-Core | 4682 | |||
| General specs | Release date | 2009, February | 2017, March | |
| Dimensions (HxWxD) | 106 Х 60.5 Х 17 mm | 160.5 Х 83 Х 8.3 mm | ||
| Weight | 147 g | 203 g | ||
| Colors | Black | Lilac grey, Champagne, Galaxy Blue, Silver purple | ||
| Battery | 1530 mAh, Removable Li-Po | 4000 mAh, Non-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) | Dual SIM (Micro-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 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) LTE band 2(1900), 4(1700/2100), 28(700) | ||
| Speed | HSPA 7.2/0.384 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | ||
| 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, WiFi Direct, hotspot | ||
| GPS | Yes, SiRF Star III chipset | Yes, with A-GPS | ||
| NFC | Super AMOLED | |||
| USB | miniUSB | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | microUSB 2.0, A2DP | 4.2, A2DP, LE | ||
| Music and Audio | Radio | panorama | 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 Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
