Amoi E850 vs Oppo R11

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

    E850: 42 g lighter

    E850:
    108 g
    R11:
    150 g
  • Width

    E850: 20.8 mm narrower

    E850:
    54 mm
    R11:
    74.8 mm
  • Screen diagonal

    E850: 3.1 in smaller diagonal

    E850:
    2.4 in
    R11:
    5.5 in
  • Rear camera layout

    E850:
    Single
    R11:
    Dual
  • Depth

    R11: 13.2 mm thinner

    E850:
    20 mm
    R11:
    6.8 mm
  • Height

    E850: 52.5 mm shorter

    E850:
    102 mm
    R11:
    154.5 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. E850

    Height:
    102 mm
    Width:
    54 mm
    Depth:
    20 mm +13.2 mm versus R11
  2. 2. R11

    Height:
    154.5 mm +52.5 mm versus E850
    Width:
    74.8 mm +20.8 mm versus E850
    Depth:
    6.8 mm

Weight

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

  1. 1. E850

    108 g

  2. 2. R11

    150 g

    +42 g versus E850

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. E850

    E850: Screen geometry unavailable or conflicting.

  2. 2. R11

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

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

E850: Original memory entry

64 MB RAM · 128 MB ROM

R11: Original memory entry

128 GB · 6 GB RAM · 64 GB · 512GB 4GB

Practical features

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

1. E850

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. R11

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. E850

    1100 mAh

  2. 2. R11

    3000 mAh

    +1900 mAh versus E850

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. E8502. R11

Everyday essentials
Everyday essentials — specifications for E850, R11.
SpecificationE850R11
Dimensions (HxWxD)
  • 102 Х 54 Х 20 mm
  • 154.5 Х 74.8 Х 6.8 mm
Weight
  • 108 g
  • 150 g
Technology
  • TFT
  • AMOLED
Screen size
  • 2.4" inch
  • 5.5" inch
Screen resolution
  • 204 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 128 GB
  • 6 GB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 for PocketPC Phone Edition
  • Android 7.1.1 (Nougat); ColorOS 3.1
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for E850, R11.
SpecificationE850R11
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 16.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 130.6 g
  • 72.2%
PPI /points per inch/
  • 0 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for E850, R11.
SpecificationE850R11
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/1.7
  • 1/2.8''
  • 1.12µm
  • PDAF -20 MP
  • f/2.6
  • 1.0µm
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 20 MP
  • Single
Specifications
  • Super AMOLED
  • 20 MP
  • f/2.0
Performance

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

Performance — specifications for E850, R11.
SpecificationE850R11
Processor CPU
  • Intel XScale PXA 272 312 MHz
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 136392
GeekBench 4 Multi-Core * Unknown
  • 5602
GeekBench 4 RenderScript * Unknown
  • 4973
GeekBench 5 Single Core * Unknown
  • 666
GeekBench 5 Multi-Core * Unknown
  • 1478
General specs
General specs — specifications for E850, R11.
SpecificationE850R11
Release date
  • 2006
  • Q2
  • 2017
  • June
Colors
  • Black
  • Black
  • Gold
  • Rose Gold
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 400 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for E850, R11.
SpecificationE850R11
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • 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
Speed
  • Super AMOLED
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • panorama
  • Yes
Wi-Fi
  • panorama
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
  • GLONASS
USB
  • HSPA 21.1/5.76 Mbps
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • 4.2
  • A2DP
  • LE
  • EDR
Music and Audio
Music and Audio — specifications for E850, R11.
SpecificationE850R11
Radio
  • panorama
  • No
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for E850, R11.
SpecificationE850R11
Dop
  • Super AMOLED
  • Infrared port - Pocket Office -Media player -PC Sync -Voice memo -Organizer -World Time
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: (VOOC Flash Charge)