Oppo R817 Real vs Xiaomi Redmi Note 9S

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

    R817 Real: 84 g lighter

    R817 Real:
    125 g
    Redmi Note 9S:
    209 g
  • Width

    R817 Real: 13.7 mm narrower

    R817 Real:
    63 mm
    Redmi Note 9S:
    76.7 mm
  • Screen diagonal

    R817 Real: 2.67 in smaller diagonal

    R817 Real:
    4 in
    Redmi Note 9S:
    6.67 in
  • Chipset

    R817 Real:
    Mediatek MT6577 (40 nm)
    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Rear camera layout

    R817 Real:
    Single
    Redmi Note 9S:
    Quad
  • Depth

    Redmi Note 9S: 0.9 mm thinner

    R817 Real:
    9.7 mm
    Redmi Note 9S:
    8.8 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. R817 Real

    Height:
    123 mm
    Width:
    63 mm
    Depth:
    9.7 mm +0.9 mm versus Redmi Note 9S
  2. 2. Redmi Note 9S

    Height:
    165.8 mm +42.8 mm versus R817 Real
    Width:
    76.7 mm +13.7 mm versus R817 Real
    Depth:
    8.8 mm

Weight

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

  1. 1. R817 Real

    125 g

  2. 2. Redmi Note 9S

    209 g

    +84 g versus R817 Real

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. R817 Real

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Redmi Note 9S

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Redmi Note 9S has approximately 135.9% more rectangular screen area than R817 Real.

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 R817 Real, Redmi Note 9S, compared at the same storage capacity.
StorageR817 RealRedmi Note 9S
4 GB 1 GB RAM Not recorded
64 GB Not recorded 4 GB RAM
128 GB Not recorded 6 GB 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. R817 Real

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Redmi Note 9S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. R817 Real

    1710 mAh

  2. 2. Redmi Note 9S

    5020 mAh

    +3310 mAh versus R817 Real

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. R817 Real2. Redmi Note 9S

Everyday essentials
Everyday essentials — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Dimensions (HxWxD)
  • 123 Х 63 Х 9.7 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 125 g
  • 209 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 6.67" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1710 mAh
  • Li-Ion
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich)
  • Android 10.0; MIUI 11
Chipset
  • Mediatek MT6577 (40 nm)
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 107.4 cm2
Screen format
  • 5:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 58.8%
  • 84.5%
PPI /points per inch/
  • 233 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Rear camera, main
  • 8 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 8 MP
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • VGA
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • PowerVR SGX531u
  • Adreno 618
General specs
General specs — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Release date
  • 2012
  • October
  • 2020
  • March 23
Colors
  • White
  • Black
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • $ 199
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 380 h (3G) Talking time- Up to 8 h 40 min (2G) / Up to 8 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • Yes
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Radio
  • No
  • FM radio
  • recording
Others Unknown
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for R817 Real, Redmi Note 9S.
SpecificationR817 RealRedmi Note 9S
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof