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Brief information about compared phones: Nokia E51 , TECNO Camon XNokia E51 2007 year of release. cpu 369 MHz ARM 11. screen 2". with resolution 240x320. Smartphone has 2 megapixel main camera . TECNO Camon X 2018 year of release. cpu Octa-core 2.0 GHz Cortex-A53. screen 6". with resolution 720x1440. Smartphone has 20 megapixel front camera and 16 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | capacitive touchscreen | |||
| Display colors | 16M | 16M | ||
| Screen size | 2" inch | 6" inch | ||
| Screen area | 12.4 cm2 | 92.9 cm2 | ||
| Screen format | 4:3 (height:width) | 18:9 (height:width) | ||
| Screen to body ratio | 23.5% | 77.3% | ||
| Screen resolution | 240 x 320 px | 720 x 1440 px | ||
| PPI /points per inch/ | 200 PPI | 268 PPI | ||
| Screen protection | NEG | |||
| Camera and Video | Rear camera, main | 2 MP, Single | 16 MP, Single | |
| Camera specs | 2 MP | 16 MP, f/1.8, PDAF | ||
| Functions | Dual-LED flash, HDR | |||
| Video | 320p@15fps | 1080p@30fps | ||
| Front camera, selfie | 0 MP, | 20 MP, Single | ||
| Specifications | 20 MP, f/2.0 | |||
| Performance | Operating system OS | Symbian OS 9.2, Series 60 v3.1 UI | Android 8.1 (Oreo) | |
| Chipset | Mediatek MT6763T Helio P23 (16 nm) | |||
| Processor CPU | 369 MHz ARM 11 | Octa-core 2.0 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-G71 MP2 | |||
| External memory | microSD, up to 16 GB (dedicated slot) | microSD, up to 128 GB | ||
| Internal memory | 130 MB, 96 MB RAM | 16/32 GB, 3 GB RAM | ||
| Antutu 7 score | 47325 | |||
| General specs | Release date | 2007, September | 2018, March | |
| Dimensions (HxWxD) | 114.8 Х 46 Х 12 mm | 158.6 Х 75.8 Х 5.2 mm | ||
| Weight | 100 g | 149 g | ||
| Colors | Black, Silver | Champagne Gold, Midnight Black, City Blue | ||
| Battery | 1050 mAh, Removable Li-Ion | 3750 mAh, Non-removable Li-Ion | ||
| Approximate price | 120 EUR | |||
| Battery life | Stand by time- Up to 310 h Talking time- Up to 4 h 20 min | |||
| 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 -3G - HSDPA 850 / 900 / 1800 / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 40(2300) | ||
| Speed | HSPA 3.6/0.384 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | ||
| GPRS | Class 32 | Yes | ||
| Edge | Class 32 | Yes | ||
| Wi-Fi | Wi-Fi 802.11b/g, VoIP over WLAN | Wi-Fi 802.11 a/b/g/n, hotspot | ||
| GPS | No | Yes, with A-GPS | ||
| NFC | ||||
| USB | miniUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 2.0, A2DP | 4.2, A2DP, LE | ||
| Harmful irradiation | SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | No | Yes | ||
| Others | Five-way scroll key -Downloadable themes | |||
| Other features | Dop | , Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word, Excel, PowerPoint, PDF) incl. MS Office 2007 support via free update -Predictive text input -Voice command/memo -Organizer | Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass - Charging 5V/2A 10W | |
