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Brief information about compared phones: Oppo R1 R829T , Samsung Galaxy J7Oppo R1 R829T 2013 year of release, cpu Quad-core 1.3 GHz Cortex-A7, screen 5", with resolution 720x1280. Smartphone has 5 megapixel front camera and 8 megapixel main camera. Samsung Galaxy J7 2015 year of release, cpu Octa-core (4x1.4 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) -Octa-core 1.5 GHz Cortex-A53, screen 5.5", with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera. |
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| Display | Technology | IPS LCD | Super AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 5" inch | 5.5" inch | ||
| Screen area | 68.9 cm2 | 83.4 cm2 | ||
| Screen format | 16:9 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 68.6% | 69.6% | ||
| Screen resolution | 720 x 1280 px | 720 x 1280 px | ||
| PPI /points per inch/ | 294 PPI | 267 PPI | ||
| Screen protection | Corning Gorilla Glass 3 | |||
| Camera and Video | Rear camera, main | 8 MP, Single | 13 MP, Single | |
| Camera specs | 8 MP, AF | 13 MP, f/1.9, 28mm (wide), AF | ||
| Functions | LED flash, panorama, HDR | LED flash | ||
| Video | 1080p@30fps | 1080p@30fps | ||
| Front camera, selfie | 5 MP, Single | 5 MP, Single | ||
| Specifications | 5 MP | 5 MP, f/2.2, 23mm (wide) | ||
| Performance | Operating system OS | Android 4.2.1 (Jelly Bean) | Android 5.1 (Lollipop), upgradable to 6.0.1 (Marshmallow) | |
| Chipset | Mediatek MT6582 (28 nm) | Qualcomm MSM8939 Snapdragon 615 (28 nm) -Exynos 7580 Octa | ||
| Processor CPU | Quad-core 1.3 GHz Cortex-A7 | Octa-core (4x1.4 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) -Octa-core 1.5 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-400MP2 | Adreno 405 -Mali-T720MP2 | ||
| External memory | No | microSD, up to 256 GB (dedicated slot) | ||
| Internal memory | 16 GB, 1 GB RAM | 16 GB, 1.5 GB RAM | ||
| GeekBench 4 Single Core | 693 | |||
| GeekBench 4 Multi-Core | 3327 | |||
| GeekBench 4 RenderScript | 1997 | |||
| General specs | Release date | 2013, December | 2015, June | |
| Dimensions (HxWxD) | 142.7 Х 70.4 Х 7.1 mm | 152.2 Х 78.7 Х 7.5 mm | ||
| Weight | 140 g | 171 g | ||
| Colors | White, Black | White, Black, Gold | ||
| Battery | 2410 mAh, Non-removable Li-Ion | 3000 mAh, Removable Li-Ion | ||
| Approximate price | 300 EUR | 200 EUR | ||
| Battery life | Talking time- Up to 18 h (3G) Music play - Up to 76 h | |||
| Body build | plastic body | |||
| Communication and Connectivity | SIM card | Dual SIM (Micro-SIM, dual stand-by) | Single SIM (Micro-SIM)Dual SIM (Micro-SIM, dual stand-by) | |
| 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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) | ||
| Speed | HSPA | HSPA 21.1/5.76 MbpsHSPA, LTE Cat4 150/50 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS | ||
| NFC | Yes (Snapdragon model only) | |||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP | 4.1, A2DP | ||
| Harmful irradiation | SAR - 1.25 W/kg (head) 1.36 W/kg (body) SAR EU - 0.50 W/kg (head) 0.37 W/kg (body) | |||
| Music and Audio | Radio | Stereo FM radio, RDS | FM radio, RDS, recording | |
| Headphone jack | Yes | Yes | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer, gyro, proximity | Sensors Accelerometer, proximity - ANT+ - Versions: J700F (India, Thailand); J700M (LATAM); J700M/DS (Brazil); J700H with no LTE (South Africa, Pakistan, Vietnam, Philippines, Russia); J700T (T-Mobile, Metro PCS); J700P (Virgin Mobile, Boost) | |
