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Brief information about compared phones: Karbonn A4 , Sharp PiKarbonn A4 2013 year of release. cpu . screen 4". with resolution 320x480. Smartphone has 0 megapixel front camera and 3 megapixel main camera . Sharp Pi 2018 year of release. cpu Quad-core 1.3 GHz Cortex-A53. screen 5.2". with resolution 720x1280. Smartphone has 8 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 256K | 16M | ||
| Screen size | 4" inch | 5.2" inch | ||
| Screen area | 47.6 cm2 | 74.5 cm2 | ||
| Screen format | 3:2 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 57.8% | % | ||
| Screen resolution | 320 x 480 px | 720 x 1280 px | ||
| PPI /points per inch/ | 144 PPI | 282 PPI | ||
| Screen protection | Scratch-resistant glass | |||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 13 MP, Dual | |
| Camera specs | 3.15 MP | 13 MP, f/2.2, AF -2 MP, depth sensor | ||
| Functions | LED flash, panorama, HDR | |||
| Video | Yes | 1080p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 8 MP, Single | ||
| Specifications | 8 MP | |||
| Performance | Operating system OS | Android 2.3.6 (Gingerbread) | Android 7.0 (Nougat) | |
| Chipset | Mediatek MT6737M (28 nm) | |||
| Processor CPU | Quad-core 1.3 GHz Cortex-A53 | |||
| Graphics processor GPU | Mali-T720 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 128 GB | ||
| Internal memory | 256 MB, 512 MB | 16 GB, 2 GB RAM | ||
| General specs | Release date | 2013, March | 2018, February | |
| Dimensions (HxWxD) | 124.8 Х 66 Х 9.5 mm | Х Х mm | ||
| Weight | 75 g | 0 g | ||
| Colors | white/black | White/Gold, Black | ||
| Battery | 1400 mAh, Li-Ion | 3000 mAh, Li-Ion | ||
| Approximate price | 70 EUR | 110 EUR | ||
| Battery life | Stand by time- Up to 250 h Talking time- Up to 4 h 20 min | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 40(2300) | ||
| Speed | HSPA | HSPA, 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, Wi-Fi Direct, hotspot | ||
| GPS | No | Yes, with A-GPS | ||
| NFC | ||||
| USB | Proprietary | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | Yes | 4.0, A2DP | ||
| Music and Audio | Radio | FM radio | To be confirmed | |
| Headphone jack | Yes | No | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer | Sensors Fingerprint (front-mounted), accelerometer, proximity - For Indonesia, Vietnam | |
