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Brief information about compared phones: Celkon A64 , Coolpad DefiantCelkon 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 . Coolpad Defiant 2017 year of release. cpu Quad-core 1.4 GHz Cortex-A53. screen 5". with resolution 480x854. Smartphone has 2 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | ||
| 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% | 66.8% | ||
| Screen resolution | 320 x 480 px | 480 x 854 px | ||
| PPI /points per inch/ | 144 PPI | 196 PPI | ||
| Camera and Video | Rear camera, main | 2 MP, Single | 5 MP, Single | |
| Camera specs | 2 MP | 5 MP, AF | ||
| Functions | LED flash | LED flash | ||
| Video | Yes | 720p@24fps | ||
| Front camera, selfie | 0.3 MP, Single | 2 MP, Single | ||
| Specifications | VGA | 2 MP | ||
| Performance | Operating system OS | Android 4.2.2 (Jelly Bean) | Android 7.0 (Nougat) | |
| Chipset | Qualcomm MSM8917 Snapdragon 425 (28 nm) | |||
| Processor CPU | Dual-core 1.2 GHz | Quad-core 1.4 GHz Cortex-A53 | ||
| Graphics processor GPU | Adreno 306 | |||
| External memory | microSD, up to 32 GB | microSD, up to 32 GB | ||
| Internal memory | 512 MB, 256 MB RAM | 8 GB, 1 GB RAM | ||
| Antutu 7 score | 30520 | |||
| General specs | Release date | 2014 | 2017, June | |
| Dimensions (HxWxD) | 124 Х 65 Х 10.5 mm | 144.5 Х 71.4 Х 10.2 mm | ||
| Weight | 125.6 g | 184.3 g | ||
| Colors | White, Black | Storm Gray | ||
| Battery | 1400 mAh, Li-Ion | 2450 mAh, Li-Ion | ||
| Approximate price | 100 USD | |||
| Battery life | Stand by time- Up to 150 h Talking time- Up to 8 h 20 min | Stand by time- Up to 216 h (3G) Talking time- Up to 15 h (3G) | ||
| Communication and Connectivity | SIM card | Dual SIM | Micro-SIM | |
| Network | Show all network frequencies: | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900), 4(1700/2100), 12(700) | ||
| 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 b/g/n, hotspot | ||
| GPS | Yes | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB | microUSB 2.0 | ||
| Bluetooth | 2.0 | 4.2, A2DP, LE | ||
| Harmful irradiation | SAR EU - 0.42 W/kg (head) 0.55 W/kg (body) | |||
| Music and Audio | Radio | FM radio | No | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer For USA | |
