Nokia X71 vs Oppo R15

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.

  • Display technology

    OLED versus LCD

    X71:
    LCD
    R15:
    OLED
  • Weight

    R15: 5 g lighter

    X71:
    180 g
    R15:
    175 g
  • Width

    R15: 1.3 mm narrower

    X71:
    76.5 mm
    R15:
    75.2 mm
  • Chipset

    X71:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    R15:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    X71:
    Triple
    R15:
    Dual
  • Depth

    R15: 0.6 mm thinner

    X71:
    8 mm
    R15:
    7.4 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. X71

    Height:
    157.2 mm +2.1 mm versus R15
    Width:
    76.5 mm +1.3 mm versus R15
    Depth:
    8 mm +0.6 mm versus R15
  2. 2. R15

    Height:
    155.1 mm
    Width:
    75.2 mm
    Depth:
    7.4 mm

Weight

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

  1. 1. X71

    180 g

    +5 g versus R15

  2. 2. R15

    175 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. X71

    X71: Screen geometry unavailable or conflicting.

  2. 2. R15

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²

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.

Recorded RAM for X71, R15, compared at the same storage capacity.
StorageX71R15
128 GB 6 GB RAM Unknown
R15: Original memory entry

128 GB · 4/6 GB RAM

Practical features

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

1. X71

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

2. R15

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. X71

    3500 mAh

    +50 mAh versus R15

  2. 2. R15

    3450 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. X712. R15

Everyday essentials
Everyday essentials — specifications for X71, R15.
SpecificationX71R15
Dimensions (HxWxD)
  • 157.2 Х 76.5 Х 8 mm
  • 155.1 Х 75.2 Х 7.4 mm
Weight
  • 180 g
  • 175 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 6.39" inch
  • 6.28" inch
Screen resolution
  • 1080 x 2316 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 128 GB
  • 4/6 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3450 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); Android One
  • Android 8.1 (Oreo); ColorOS 5
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Mediatek MT6771 Helio P60 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X71, R15.
SpecificationX71R15
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.9 cm2
  • 98.9 cm2
Screen format Unknown
  • 19:9 (height:width)
Screen to body ratio
  • 83.9%
  • 84.8%
PPI /points per inch/
  • 0 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for X71, R15.
SpecificationX71R15
Rear camera, main
  • 48 MP
  • Triple
  • 16 MP
  • Dual
Camera specs
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -8 MP
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
  • 16 MP
  • f/1.7
  • 1/2.6''
  • 1.22µm
  • PDAF -5 MP
  • f/2.2
  • depth sensor
Functions
  • Zeiss optics
  • Dual-LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 20 MP
  • f/2.0
Performance

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

Performance — specifications for X71, R15.
SpecificationX71R15
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 512
  • Mali-G72 MP3
Antutu 7 score *
  • 142562
  • 140520
GeekBench 4 Single Core *
  • 1455
  • 1928
GeekBench 4 Multi-Core *
  • 5075
  • 4904
General specs
General specs — specifications for X71, R15.
SpecificationX71R15
Release date
  • 2019
  • April
  • 2018
  • March
Colors
  • Black
  • Hot Red
  • Snow White
  • Star Purple
  • Fantasy Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 460 EUR
Body build
  • Front/back glass
  • aluminum frame
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for X71, R15.
SpecificationX71R15
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-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)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 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
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX
  • 4.2
  • A2DP
  • LE
  • EDR
Music and Audio
Music and Audio — specifications for X71, R15.
SpecificationX71R15
Radio Unknown
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X71, R15.
SpecificationX71R15
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W - For China
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: VOOC Flash Charge 5V/4A