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Brief information about compared phones: Sharp Pi , Xiaomi Redmi 4Sharp 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 . Xiaomi Redmi 4 2017 year of release. cpu Octa-core 1.4 GHz Cortex-A53. screen 5". with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 5.2" inch | 5" inch | ||
| Screen area | 74.5 cm2 | 68.9 cm2 | ||
| Screen format | 16:9 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | % | 70.7% | ||
| Screen resolution | 720 x 1280 px | 720 x 1280 px | ||
| PPI /points per inch/ | 282 PPI | 294 PPI | ||
| Screen protection | Scratch-resistant glass | Corning Gorilla Glass (unspecified version) | ||
| Camera and Video | Rear camera, main | 13 MP, Dual | 13 MP, Single | |
| Camera specs | 13 MP, f/2.2, AF -2 MP, depth sensor | 13 MP, PDAF, f/2.0 | ||
| Functions | LED flash, panorama, HDR | LED flash, HDR, panorama | ||
| Video | 1080p@30fps | 1080p@30fps | ||
| Front camera, selfie | 8 MP, Single | 5 MP, Single | ||
| Specifications | 8 MP | 5 MP, f/2.2 | ||
| Performance | Operating system OS | Android 7.0 (Nougat) | Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat); MIUI 10 | |
| Chipset | Mediatek MT6737M (28 nm) | Qualcomm MSM8940 Snapdragon 435 (28 nm) | ||
| Processor CPU | Quad-core 1.3 GHz Cortex-A53 | Octa-core 1.4 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-T720 | Adreno 505 | ||
| External memory | microSD, up to 128 GB | microSD, up to 128 GB (uses SIM 2 slot) | ||
| Internal memory | 16 GB, 2 GB RAM | 64 GB, 4 GB RAM 32 GB, 3 GB RAM 16 GB, 2 GB RAM | ||
| Antutu 7 score | 42175 | |||
| GeekBench 4 Single Core | 837 | |||
| GeekBench 4 Multi-Core | 2810 | |||
| GeekBench 4 RenderScript | 2630 | |||
| GeekBench 5 Single Core | 175 | |||
| GeekBench 5 Multi-Core | 995 | |||
| General specs | Release date | 2018, February | 2017, May | |
| Dimensions (HxWxD) | Х Х mm | 139.2 Х 70 Х 8.7 mm | ||
| Weight | 0 g | 150 g | ||
| Colors | White/Gold, Black | Black, Gold | ||
| Battery | 3000 mAh, Li-Ion | 4100 mAh, Non-removable Li-Po | ||
| Approximate price | 110 EUR | 110 EUR | ||
| Battery life | Stand by time- Up to 432 h (3G) Talking time- Up to 36 h (3G) Music play - Up to 87 h | |||
| Body build | Front glass, aluminum body | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-SIM, dual stand-by) | Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) | |
| Network | 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) | 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), 38(2600), 39(1900), 40(2300), 41(2500) | ||
| Speed | HSPA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS | ||
| NFC | ||||
| USB | microUSB 2.0, USB On-The-Go | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP | 4.2, A2DP, LE | ||
| Music and Audio | Radio | To be confirmed | FM radio | |
| Headphone jack | No | Yes | ||
| Others | Active noise cancellation with dedicated mic | Active noise cancellation with dedicated mic | ||
| Other features | Dop | Sensors Fingerprint (front-mounted), accelerometer, proximity - For Indonesia, Vietnam | Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, Infrared port - Also known as Xiaomi Redmi 4X for China, Malaysia, Pakistan, Indonesia | |
