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Brief information about compared phones: BLU C4 , BLU R2 PlusBLU C4 2018 year of release. cpu Quad-core 1.3 GHz. screen 4". with resolution 480x800. Smartphone has 5 megapixel front camera and 5 megapixel main camera . BLU R2 Plus 2017 year of release. cpu Octa-core 1.3 GHz. screen 5.5". with resolution 1080x1920. Smartphone has 13 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 | 4" inch | 5.5" inch | ||
| Screen area | 45.5 cm2 | 83.4 cm2 | ||
| Screen format | 5:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 57.1% | 69.6% | ||
| Screen resolution | 480 x 800 px | 1080 x 1920 px | ||
| PPI /points per inch/ | 233 PPI | 401 PPI | ||
| Camera and Video | Rear camera, main | 5 MP, Single | 13 MP, Single | |
| Camera specs | 5 MP | 13 MP, f/2.0, 1/3'', 1.12µm, PDAF | ||
| Functions | LED flash | Dual-LED dual-tone flash | ||
| Video | 720p@30fps | 1080p@30fps | ||
| Front camera, selfie | 5 MP, Single | 13 MP, Single | ||
| Specifications | 5 MP | 13 MP | ||
| Performance | Operating system OS | Android 8.1 Oreo (Go edition) | Android 7.0 (Nougat) | |
| Chipset | Mediatek MT6753 (28 nm) | |||
| Processor CPU | Quad-core 1.3 GHz | Octa-core 1.3 GHz | ||
| Graphics processor GPU | Mali-400 | Mali-T720 | ||
| External memory | microSD, up to 64 GB | microSD, up to 64 GB | ||
| Internal memory | 8 GB, 512 MB RAM | 32 GB, 3 GB RAM | ||
| Antutu 7 score | 21722 | 38456 | ||
| GeekBench 4 Single Core | 606 | |||
| GeekBench 4 Multi-Core | 2464 | |||
| General specs | Release date | 2018, August | 2017, November | |
| Dimensions (HxWxD) | 124.3 Х 64.2 Х 10.9 mm | 155.7 Х 77 Х 9.2 mm | ||
| Weight | 118 g | 167 g | ||
| Colors | Black, Gold, Blue | Black, Gold | ||
| Battery | 1300 mAh, Li-Po | 3000 mAh, Non-removable Li-Po | ||
| Approximate price | 50 USD | |||
| Battery life | Stand by time- Up to 400 h (2G) / Up to 450 h (3G) Talking time- Up to 18 h (2G) / Up to 13 h (3G) | Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G) | ||
| Communication and Connectivity | SIM card | Dual SIM (Micro-SIM) | Dual SIM (Micro-SIM) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 7(2600), 12(700), 17(700), 28(700) | ||
| Speed | HSPA 21.1/5.76 Mbps | HSPA 42.2/11.5 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, with A-GPS | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 2.1 | 4.0, A2DP | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer For USA | Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass | |
