Oppo R15x vs Vodafone Smart 4 max

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
    Smart 4 max:
    LCD
  • Weight

    R15x: 14 g lighter

    R15x:
    156 g
    Smart 4 max:
    170 g
  • Width

    R15x: 7.9 mm narrower

    R15x:
    75.5 mm
    Smart 4 max:
    83.4 mm
  • Screen diagonal

    Smart 4 max: 0.4 in smaller diagonal

    R15x:
    6.4 in
    Smart 4 max:
    6 in
  • Chipset

    R15x:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Smart 4 max:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Rear camera layout

    R15x:
    Dual
    Smart 4 max:
    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
    Width:
    75.5 mm
    Depth:
    7.4 mm
  2. 2. Smart 4 max

    Height:
    164 mm +5.7 mm versus R15x
    Width:
    83.4 mm +7.9 mm versus R15x
    Depth:
    7.9 mm +0.5 mm versus R15x

Weight

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

  1. 1. R15x

    156 g

  2. 2. Smart 4 max

    170 g

    +14 g versus R15x

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. Smart 4 max

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 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 R15x, Smart 4 max, compared at the same storage capacity.
StorageR15xSmart 4 max
8 GB Not recorded 1 GB RAM
128 GB 6 GB RAM Not recorded

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. Smart 4 max

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. R15x

    3600 mAh

    +600 mAh versus Smart 4 max

  2. 2. Smart 4 max

    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. R15x2. Smart 4 max

Everyday essentials
Everyday essentials — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 164 Х 83.4 Х 7.9 mm
Weight
  • 156 g
  • 170 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.4" inch
  • 6" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.0 cm2
  • 99.2 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.5%
  • 72.6%
PPI /points per inch/
  • 402 PPI
  • 245 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
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
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 25 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 2 MP
Performance

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

Performance — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 512
  • Adreno 305
Antutu 7 score *
  • 143726
Unknown
GeekBench 4 Single Core * Unknown
  • 340
GeekBench 4 Multi-Core * Unknown
  • 1133
General specs
General specs — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Release date
  • 2018
  • October
  • 2015
  • January
Colors
  • Nebula
  • Silver Green
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-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 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
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 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for R15x, Smart 4 max.
SpecificationR15xSmart 4 max
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W - Incomplete preliminary specifications
  • Sensors Accelerometer
  • proximity