Oppo R15x vs Samsung i550

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

    i550: 47 g lighter

    R15x:
    156 g
    i550:
    109 g
  • Width

    i550: 22.5 mm narrower

    R15x:
    75.5 mm
    i550:
    53 mm
  • Screen diagonal

    i550: 3.8 in smaller diagonal

    R15x:
    6.4 in
    i550:
    2.6 in
  • Chipset

    R15x:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    i550:
    TI OMAP 2430
  • Rear camera layout

    R15x:
    Dual
    i550:
    Single
  • Depth

    R15x: 6.4 mm thinner

    R15x:
    7.4 mm
    i550:
    13.8 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. R15x

    Height:
    158.3 mm +43.3 mm versus i550
    Width:
    75.5 mm +22.5 mm versus i550
    Depth:
    7.4 mm
  2. 2. i550

    Height:
    115 mm
    Width:
    53 mm
    Depth:
    13.8 mm +6.4 mm versus R15x

Weight

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

  1. 1. R15x

    156 g

    +47 g versus i550

  2. 2. i550

    109 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. i550

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    20.9 cm²

R15x has approximately 380.3% more rectangular screen area than i550.

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, i550, compared at the same storage capacity.
StorageR15xi550
128 GB 6 GB RAM Unknown
i550: Original memory entry

150 MB

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. i550

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (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

    +2400 mAh versus i550

  2. 2. i550

    1200 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. i550

Everyday essentials
Everyday essentials — specifications for R15x, i550.
SpecificationR15xi550
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 115 Х 53 Х 13.8 mm
Weight
  • 156 g
  • 109 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 6.4" inch
  • 2.6" inch
Screen resolution
  • 1080 x 2340 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 150 MB
Memory card support
  • No
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • TI OMAP 2430
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R15x, i550.
SpecificationR15xi550
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 256K
Screen area
  • 101.0 cm2
  • 20.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 84.5%
  • 34.3%
PPI /points per inch/
  • 402 PPI
  • 154 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for R15x, i550.
SpecificationR15xi550
Rear camera, main
  • 16 MP
  • Dual
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -2 MP
  • depth sensor
  • 3.15 MP
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 25 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • VGA videocall camera
Performance

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

Performance — specifications for R15x, i550.
SpecificationR15xi550
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • 330 MHz ARM 1136
Graphics processor GPU
  • Adreno 512
  • PowerVR MBX
Antutu 7 score *
  • 143726
Unknown
General specs
General specs — specifications for R15x, i550.
SpecificationR15xi550
Release date
  • 2018
  • October
  • 2007
  • August
Colors
  • Nebula
  • Silver Green
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 130 EUR
Battery life Unknown
  • Stand by time- Up to 360 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for R15x, i550.
SpecificationR15xi550
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-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
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g (Samsung i550w only)
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.32 W/kg (head) 0.41 W/kg (body) SAR EU - 0.72 W/kg (head)
Music and Audio
Music and Audio — specifications for R15x, i550.
SpecificationR15xi550
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for R15x, i550.
SpecificationR15xi550
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W - Incomplete preliminary specifications
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Organizer -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) - Trackball - Also version Samsung i550w with WLAN