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Brief information about compared phones: Nokia E61 , Oppo A83Nokia E61 2005 year of release. cpu 220 MHz Dual ARM 9. screen 2.9". with resolution 320x240. Oppo A83 2018 year of release. cpu Octa-core 2.5 GHz Cortex-A53. screen 5.7". with resolution 720x1440. Smartphone has 8 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | capacitive touchscreen | |||
| Display colors | 16M | 16M | ||
| Screen size | 2.9" inch | 5.7" inch | ||
| Screen area | 26.0 cm2 | 83.8 cm2 | ||
| Screen format | 4:3 (height:width) | 18:9 (height:width) | ||
| Screen to body ratio | 31.9% | 76.2% | ||
| Screen resolution | 320 x 240 px | 720 x 1440 px | ||
| PPI /points per inch/ | 138 PPI | 282 PPI | ||
| Camera and Video | Rear camera, main | 0 MP, | 13 MP, Single | |
| Camera specs | 13 MP, AF, f/2.2 | |||
| Functions | LED flash, HDR, panorama | |||
| Video | 1080p@30fps | |||
| Front camera, selfie | 0 MP, | 8 MP, Single | ||
| Specifications | 8 MP, f/2.2 | |||
| Performance | Operating system OS | Symbian OS 9.1, Series 60 UI | Android 7.1 (Nougat); ColorOS 3.2 | |
| Chipset | Mediatek MT6763T Helio P23 (16 nm) | |||
| Processor CPU | 220 MHz Dual ARM 9 | Octa-core 2.5 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-G71 MP2 | |||
| External memory | miniSD, 64 MB included | microSD, up to 256 GB (dedicated slot) | ||
| Internal memory | 64 MB, 64 MB RAM | 64/32 GB, 4 GB RAM 32 GB, 3 GB RAM 16 GB, 2 GB RAM | ||
| Antutu 7 score | 80225 | |||
| GeekBench 4 Single Core | 863 | |||
| GeekBench 4 Multi-Core | 3612 | |||
| General specs | Release date | 2005, October | 2018, January | |
| Dimensions (HxWxD) | 117 Х 69.7 Х 14 mm | 150.5 Х 73.1 Х 7.7 mm | ||
| Weight | 144 g | 143 g | ||
| Colors | Silver | Gold, Black, Red, Blue | ||
| Battery | 1500 mAh, Removable Li-Po | 3180 mAh, Non-removable Li-Ion | ||
| Approximate price | 230 EUR | 200 EUR | ||
| Battery life | Stand by time- Up to 260 h Talking time- Up to 7 h | |||
| Body build | Front glass, aluminum body | |||
| Communication and Connectivity | SIM card | Mini-SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 - India, Thailand, Pakistan HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500) - India, Thailand LTE band 1(2100), 7(2600), 34(2000), 39(1900), 41(2500) - China (A83t) LTE band 1(2100), 41(2500) - Pakistan | ||
| Speed | Yes, 384 kbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | Wi-Fi 802.11i/e/g, VoIP over WLAN | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot | ||
| GPS | No | Yes, with A-GPS, GLONASS | ||
| NFC | ||||
| USB | Pop-Port | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | 1.2 | 4.2, A2DP, LE | ||
| Harmful irradiation | SAR - 1.14 W/kg (head) 1.13 W/kg (body) SAR EU - 0.79 W/kg (head) | |||
| Music and Audio | Radio | No | No | |
| Headphone jack | No | Yes | ||
| Others | Five-way scroll key | Active noise cancellation with dedicated mic | ||
| Other features | Dop | , Infrared port - WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word, Excel, PowerPoint, PDF) -Blackberry connectivity -Voice command/memo -Organizer -Printing | Sensors Accelerometer, proximity, compass | |
