Oppo R15x vs Xiaomi Mi 4c

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

    R15x:
    OLED
    Mi 4c:
    LCD
  • Weight

    Mi 4c: 24 g lighter

    R15x:
    156 g
    Mi 4c:
    132 g
  • Width

    Mi 4c: 5.9 mm narrower

    R15x:
    75.5 mm
    Mi 4c:
    69.6 mm
  • Screen diagonal

    Mi 4c: 1.4 in smaller diagonal

    R15x:
    6.4 in
    Mi 4c:
    5 in
  • Chipset

    R15x:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Mi 4c:
    Qualcomm MSM8992 Snapdragon 808 (20 nm)
  • Rear camera layout

    R15x:
    Dual
    Mi 4c:
    Single

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. R15x

    Height:
    158.3 mm +20.2 mm versus Mi 4c
    Width:
    75.5 mm +5.9 mm versus Mi 4c
    Depth:
    7.4 mm
  2. 2. Mi 4c

    Height:
    138.1 mm
    Width:
    69.6 mm
    Depth:
    7.8 mm

Weight

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

  1. 1. R15x

    156 g

    +24 g versus Mi 4c

  2. 2. Mi 4c

    132 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. R15x

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Mi 4c

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

R15x has approximately 45.9% more rectangular screen area than Mi 4c.

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 R15x, Mi 4c, compared at the same storage capacity.
StorageR15xMi 4c
128 GB 6 GB RAM Unknown
Mi 4c: Original memory entry

16 GB · 2 GB RAM32 GB · 3 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. R15x

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. Mi 4c

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. R15x

    3600 mAh

    +520 mAh versus Mi 4c

  2. 2. Mi 4c

    3080 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. R15x2. Mi 4c

Everyday essentials
Everyday essentials — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 138.1 Х 69.6 Х 7.8 mm
Weight
  • 156 g
  • 132 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.4" inch
  • 5" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 16 GB
  • 2 GB RAM32 GB
  • 3 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 3080 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 5.1.1 (Lollipop)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Qualcomm MSM8992 Snapdragon 808 (20 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.0 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.5%
  • 71.7%
PPI /points per inch/
  • 402 PPI
  • 441 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Rear camera, main
  • 16 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -2 MP
  • depth sensor
  • 13 MP
  • f/2.0
  • 24mm (wide)
  • 1/3''
  • 1.12µm
  • PDAF
Functions
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 25 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
Graphics processor GPU
  • Adreno 512
  • Adreno 418
Antutu 7 score *
  • 143726
  • 67156
GeekBench 4 Single Core * Unknown
  • 1076
GeekBench 4 Multi-Core * Unknown
  • 2127
GeekBench 4 RenderScript * Unknown
  • 2425
GeekBench 4 Battery * Unknown
  • 973
GeekBench 5 Single Core * Unknown
  • 201
GeekBench 5 Multi-Core * Unknown
  • 480
General specs
General specs — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Release date
  • 2018
  • October
  • 2015
  • September
Colors
  • Nebula
  • Silver Green
  • White
  • Grey
  • Pink
  • Yellow
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 210 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 2100 / 900 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 а/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
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
Music and Audio
Music and Audio — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for R15x, Mi 4c.
SpecificationR15xMi 4c
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W - Incomplete preliminary specifications
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging: 40% in 60 min (Quick Charge 2.0)