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Brief information about compared phones: Celkon A64 , HTC One E8Celkon A64 2014 year of release. cpu Dual-core 1.2 GHz. screen 4". with resolution 320x480. Smartphone has 0 megapixel front camera and 2 megapixel main camera . HTC One E8 2014 year of release. cpu Quad-core 2.5 GHz Krait 400. screen 5". with resolution 1080x1920. Smartphone has 5 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | Super LCD3 | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | |||
| Screen size | 4" inch | 5" inch | ||
| Screen area | 47.6 cm2 | 68.9 cm2 | ||
| Screen format | 3:2 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 59.1% | 66.6% | ||
| Screen resolution | 320 x 480 px | 1080 x 1920 px | ||
| PPI /points per inch/ | 144 PPI | 441 PPI | ||
| Screen protection | Corning Gorilla Glass 3 | |||
| Camera and Video | Rear camera, main | 2 MP, Single | 13 MP, Single | |
| Camera specs | 2 MP | 13 MP, AF, f/2.2 | ||
| Functions | LED flash | LED flash, panorama, HDR | ||
| Video | Yes | 1080p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 5 MP, Single | ||
| Specifications | VGA | 5 MP | ||
| Performance | Operating system OS | Android 4.2.2 (Jelly Bean) | Android 4.4.2 (KitKat), upgradable to 6.1 (Marshmallow); Sense UI 7 | |
| Chipset | Qualcomm MSM8975AC Snapdragon 801 (28 nm) | |||
| Processor CPU | Dual-core 1.2 GHz | Quad-core 2.5 GHz Krait 400 | ||
| Graphics processor GPU | Adreno 330 | |||
| External memory | microSD, up to 32 GB | microSD, up to 256 GB (dedicated slot) | ||
| Internal memory | 512 MB, 256 MB RAM | 16 GB, 2 GB RAM | ||
| Antutu 7 score | 36112 | |||
| GeekBench 4 Single Core | 940 | |||
| GeekBench 4 Multi-Core | 2222 | |||
| GeekBench 4 RenderScript | 2614 | |||
| General specs | Release date | 2014 | 2014, June. Released 2014, June | |
| Dimensions (HxWxD) | 124 Х 65 Х 10.5 mm | 146.4 Х 70.7 Х 9.9 mm | ||
| Weight | 125.6 g | 145 g | ||
| Colors | White, Black | White, Red, Black | ||
| Battery | 1400 mAh, Li-Ion | 2600 mAh, Non-removable Li-Po | ||
| Approximate price | 420 EUR | |||
| Battery life | Stand by time- Up to 150 h Talking time- Up to 8 h 20 min | Stand by time- Up to 504 h (3G) Talking time- Up to 26 h 40 min (3G) | ||
| Communication and Connectivity | SIM card | Dual SIM | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - for India, Hong Kong HSDPA 850 / 900 / 2100 - SEA TD-SCDMA - Hong Kong -4G - LTE band 1(2100), 3(1800), 7(2600), 8(900), 28(700) - SEA LTE band 1(2100), 41(2500) - India LTE band 3(1800), 38(2600), 39(1900), 40(2300), 41(2500) - Hong Kong | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | |||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot | ||
| GPS | Yes | Yes, with A-GPS, GLONASS | ||
| NFC | Yes | |||
| USB | microUSB | microUSB 2.0 | ||
| Bluetooth | 2.0 | 4.0, A2DP, aptX | ||
| Harmful irradiation | SAR EU - 0.42 W/kg (head) 0.55 W/kg (body) | SAR - 0.76 W/kg (head) 0.32 W/kg (body) | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer, gyro, proximity, compass, barometer - Fast battery charging (Quick Charge 2.0) - Also known as HTC One (E8) Ace, HTC ONE (E8) dual sim | |
