Oppo R11s vs ZTE Open C

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

    Open C: 28 g lighter

    R11s:
    153 g
    Open C:
    125 g
  • Width

    Open C: 10.8 mm narrower

    R11s:
    75.5 mm
    Open C:
    64.7 mm
  • Screen diagonal

    Open C: 2.01 in smaller diagonal

    R11s:
    6.01 in
    Open C:
    4 in
  • Chipset

    R11s:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Open C:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Rear camera layout

    R11s:
    Dual
    Open C:
    Single
  • Depth

    R11s: 3.7 mm thinner

    R11s:
    7.1 mm
    Open C:
    10.8 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. R11s

    Height:
    155.1 mm +29.1 mm versus Open C
    Width:
    75.5 mm +10.8 mm versus Open C
    Depth:
    7.1 mm
  2. 2. Open C

    Height:
    126 mm
    Width:
    64.7 mm
    Depth:
    10.8 mm +3.7 mm versus R11s

Weight

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

  1. 1. R11s

    153 g

    +28 g versus Open C

  2. 2. Open C

    125 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. R11s

    Screen diagonal:
    6.01 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    93.2 cm²
  2. 2. Open C

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

R11s has approximately 104.7% more rectangular screen area than Open C.

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.

R11s: Original memory entry

64 GB · 512GB 4GB

Open C: Original memory entry

4 GB · 512 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. R11s

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

2. Open C

NFC:
Unknown
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. R11s

    3200 mAh

    +1800 mAh versus Open C

  2. 2. Open C

    1400 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. R11s2. Open C

Everyday essentials
Everyday essentials — specifications for R11s, Open C.
SpecificationR11sOpen C
Dimensions (HxWxD)
  • 155.1 Х 75.5 Х 7.1 mm
  • 126 Х 64.7 Х 10.8 mm
Weight
  • 153 g
  • 125 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.01" inch
  • 4" inch
Screen resolution
  • 1080 x 2160 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1.1 (Nougat); ColorOS 3.2
  • Firefox OS 1.3
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R11s, Open C.
SpecificationR11sOpen C
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 93.7 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 80.0%
  • 55.9%
PPI /points per inch/
  • 401 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for R11s, Open C.
SpecificationR11sOpen C
Rear camera, main
  • 16 MP
  • Dual
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -20 MP
  • 1.0µm
  • AF
  • 3.15 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 352x288@15fps
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 R11s, Open C.
SpecificationR11sOpen C
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 512
  • Adreno 302
Antutu 7 score *
  • 138457
  • 12154
GeekBench 4 Single Core *
  • 1589
Unknown
GeekBench 4 Multi-Core *
  • 5816
Unknown
General specs
General specs — specifications for R11s, Open C.
SpecificationR11sOpen C
Release date
  • 2017
  • October
  • 2014
  • February
Colors
  • Red
  • Black
  • Champagne
  • Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 6 h
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for R11s, Open C.
SpecificationR11sOpen C
SIM card
  • Hybrid 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 -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)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - R11s LTE band 1(2100)
  • 7(2600)
  • 41(2500) - R11st
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • EDR
  • 2.1
Music and Audio
Music and Audio — specifications for R11s, Open C.
SpecificationR11sOpen C
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for R11s, Open C.
SpecificationR11sOpen C
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: VOOC Flash Charge 5V/4A
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input