O2 XDA Star vs Oppo R15x

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

    XDA Star: 36 g lighter

    XDA Star:
    120 g
    R15x:
    156 g
  • Width

    XDA Star: 20.5 mm narrower

    XDA Star:
    55 mm
    R15x:
    75.5 mm
  • Screen diagonal

    XDA Star: 3.8 in smaller diagonal

    XDA Star:
    2.6 in
    R15x:
    6.4 in
  • Chipset

    XDA Star:
    Qualcomm MSM7200
    R15x:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Rear camera layout

    XDA Star:
    Single
    R15x:
    Dual
  • Depth

    R15x: 8.4 mm thinner

    XDA Star:
    15.8 mm
    R15x:
    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. XDA Star

    Height:
    107 mm
    Width:
    55 mm
    Depth:
    15.8 mm +8.4 mm versus R15x
  2. 2. R15x

    Height:
    158.3 mm +51.3 mm versus XDA Star
    Width:
    75.5 mm +20.5 mm versus XDA Star
    Depth:
    7.4 mm

Weight

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

  1. 1. XDA Star

    120 g

  2. 2. R15x

    156 g

    +36 g versus XDA Star

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. XDA Star

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    20.9 cm²
  2. 2. R15x

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²

R15x has approximately 380.3% more rectangular screen area than XDA Star.

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 XDA Star, R15x, compared at the same storage capacity.
StorageXDA StarR15x
128 GB Unknown 6 GB RAM
XDA Star: Original memory entry

96 MB RAM · 128 MB ROM

Practical features

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

1. XDA Star

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD

2. R15x

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. XDA Star

    1120 mAh

  2. 2. R15x

    3600 mAh

    +2480 mAh versus XDA Star

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. XDA Star2. R15x

Everyday essentials
Everyday essentials — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Dimensions (HxWxD)
  • 107 Х 55 Х 15.8 mm
  • 158.3 Х 75.5 Х 7.4 mm
Weight
  • 120 g
  • 156 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.6" inch
  • 6.4" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 96 MB RAM
  • 128 MB ROM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1120 mAh
  • Removable Li-Ion
  • 3600 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset
  • Qualcomm MSM7200
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 20.9 cm2
  • 101.0 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 35.6%
  • 84.5%
PPI /points per inch/
  • 154 PPI
  • 402 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -2 MP
  • depth sensor
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 25 MP
  • Single
Specifications
  • CIF videocall camera
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
Performance

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

Performance — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Processor CPU
  • 400 MHz ARM 11
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Adreno 130
  • Adreno 512
Antutu 7 score * Unknown
  • 143726
General specs
General specs — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Release date
  • 2007
  • October
  • 2018
  • October
Colors
  • Black
  • Nebula
  • Silver Green
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 350 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Radio
  • No
  • No
Others
  • TouchFLO finger swipe navigation -Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Star, R15x.
SpecificationXDA StarR15x
Dop
  • Pocket Office -Voice memo -MP3/AAC player HTC Nike platform
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W - Incomplete preliminary specifications