Oppo R7 Plus vs Samsung Galaxy J7 Duo

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Galaxy J7 Duo: 18 g lighter

    R7 Plus:
    192 g
    Galaxy J7 Duo:
    174 g
  • Width

    Galaxy J7 Duo: 4.8 mm narrower

    R7 Plus:
    82 mm
    Galaxy J7 Duo:
    77.2 mm
  • Screen diagonal

    Galaxy J7 Duo: 0.5 in smaller diagonal

    R7 Plus:
    6 in
    Galaxy J7 Duo:
    5.5 in
  • Chipset

    R7 Plus:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
  • Rear camera layout

    R7 Plus:
    Single
    Galaxy J7 Duo:
    Dual
  • Height

    Galaxy J7 Duo: 4.5 mm shorter

    R7 Plus:
    158 mm
    Galaxy J7 Duo:
    153.5 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. R7 Plus

    Height:
    158 mm +4.5 mm versus Galaxy J7 Duo
    Width:
    82 mm +4.8 mm versus Galaxy J7 Duo
    Depth:
    7.8 mm
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm
    Width:
    77.2 mm
    Depth:
    8.2 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. R7 Plus

    192 g

    +18 g versus Galaxy J7 Duo

  2. 2. Galaxy J7 Duo

    174 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. R7 Plus

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²
  2. 2. Galaxy J7 Duo

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

R7 Plus has approximately 19% more rectangular screen area than Galaxy J7 Duo.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

R7 Plus: Original memory entry

32 GB · 3 GB RAM64 GB · 512GB 4GB

Galaxy J7 Duo: Original memory entry

32 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. R7 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Galaxy J7 Duo

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. R7 Plus

    4100 mAh

    +1100 mAh versus Galaxy J7 Duo

  2. 2. Galaxy J7 Duo

    3000 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. R7 Plus2. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Dimensions (HxWxD)
  • 158 Х 82 Х 7.8 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 192 g
  • 174 g
Technology
  • AMOLED
  • Super AMOLED
Screen size
  • 6" inch
  • 5.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM64 GB
  • 512GB 4GB
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4100 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1.1 (Lollipop); ColorOS 2.1
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.2 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.6%
  • 70.4%
PPI /points per inch/
  • 367 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • laser AF
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions
  • Schneider-Kreuznach optics
  • Dual-LED flash
  • panorama
  • HDR
  • LED flash
Video
  • 1080p@60fps
  • 720p@120fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.4
  • 8 MP
  • f/1.9
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 405
  • Mali-G71
Antutu 7 score *
  • 35215
Unknown
GeekBench 4 Single Core *
  • 840
Unknown
GeekBench 4 Multi-Core *
  • 4899
Unknown
General specs
General specs — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Release date
  • 2015
  • May
  • 2018
  • April
Colors
  • Golden
  • Silver
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 430 EUR
  • 240 EUR
Communication and Connectivity
Communication and Connectivity — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
SIM card
  • Hybrid Dual SIM (Nano-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 -3G - HSDPA 850 / 900 / 1900 / 2100 - Global
  • Taiwan HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 40(2300) - Global LTE band 1(2100)
  • 28(700)
  • 40(2300) - Taiwan LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 17(700) - USA
  • 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)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • Yes
Bluetooth
  • 4.0
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for R7 Plus, Galaxy J7 Duo.
SpecificationR7 PlusGalaxy J7 Duo
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging: 75% in 30 min (VOOC Flash Charge)
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+