Oppo R11 vs Siemens SX66

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

    R11: 60 g lighter

    R11:
    150 g
    SX66:
    210 g
  • Width

    SX66: 3.8 mm narrower

    R11:
    74.8 mm
    SX66:
    71 mm
  • Screen diagonal

    SX66: 2 in smaller diagonal

    R11:
    5.5 in
    SX66:
    3.5 in
  • Depth

    R11: 11.2 mm thinner

    R11:
    6.8 mm
    SX66:
    18 mm
  • Height

    SX66: 29.5 mm shorter

    R11:
    154.5 mm
    SX66:
    125 mm
  • Release year

    R11:
    2017
    SX66:
    2004

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. R11

    Height:
    154.5 mm +29.5 mm versus SX66
    Width:
    74.8 mm +3.8 mm versus SX66
    Depth:
    6.8 mm
  2. 2. SX66

    Height:
    125 mm
    Width:
    71 mm
    Depth:
    18 mm +11.2 mm versus R11

Weight

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

  1. 1. R11

    150 g

  2. 2. SX66

    210 g

    +60 g versus R11

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. R11

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. SX66

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

R11 has approximately 119.8% more rectangular screen area than SX66.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

R11: Original memory entry

128 GB · 6 GB RAM · 64 GB · 512GB 4GB

SX66: Original memory entry

128 MB 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. R11

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

2. SX66

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. R112. SX66

Everyday essentials
Everyday essentials — specifications for R11, SX66.
SpecificationR11SX66
Dimensions (HxWxD)
  • 154.5 Х 74.8 Х 6.8 mm
  • 125 Х 71 Х 18 mm
Weight
  • 150 g
  • 210 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 1080 x 1920 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
  • 64 GB
  • 512GB 4GB
  • 128 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Android 7.1.1 (Nougat); ColorOS 3.1
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for R11, SX66.
SpecificationR11SX66
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 72.2%
  • 42.7%
PPI /points per inch/
  • 401 PPI
  • 114 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for R11, SX66.
SpecificationR11SX66
Rear camera, main
  • 16 MP
  • Dual
  • 0 MP,
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -20 MP
  • f/2.6
  • 1.0µm
  • AF
Unknown
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
Unknown
Front camera, selfie
  • 20 MP
  • Single
  • 0 MP,
Specifications
  • 20 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for R11, SX66.
SpecificationR11SX66
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Intel Xscale PXA272 520 MHz
Graphics processor GPU
  • Adreno 512
Unknown
Antutu 7 score *
  • 136392
Unknown
GeekBench 4 Multi-Core *
  • 5602
Unknown
GeekBench 4 RenderScript *
  • 4973
Unknown
GeekBench 5 Single Core *
  • 666
Unknown
GeekBench 5 Multi-Core *
  • 1478
Unknown
General specs
General specs — specifications for R11, SX66.
SpecificationR11SX66
Release date
  • 2017
  • June
  • 2004
  • Q4
Colors
  • Black
  • Gold
  • Rose Gold
  • Red
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for R11, SX66.
SpecificationR11SX66
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) CDMA 800 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO & TD-SCDMA -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Dual SIM LTE band 1(2100)
  • 7(2600)
  • 20(800)
  • 28(700)
  • 41(2500) - Single SIM
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 4.2
  • A2DP
  • LE
  • EDR
  • Yes
Music and Audio
Music and Audio — specifications for R11, SX66.
SpecificationR11SX66
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • Downloadable logos
Other features
Other features — specifications for R11, SX66.
SpecificationR11SX66
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: (VOOC Flash Charge)
  • Infrared port - Microsoft ActiveSync -MP3/AAC player -Predictive text input