Oppo Joy Plus vs Xiaomi Redmi Note 9S

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Joy Plus: 84 g lighter

    Joy Plus:
    125 g
    Redmi Note 9S:
    209 g
  • Width

    Joy Plus: 13.7 mm narrower

    Joy Plus:
    63 mm
    Redmi Note 9S:
    76.7 mm
  • Screen diagonal

    Joy Plus: 2.67 in smaller diagonal

    Joy Plus:
    4 in
    Redmi Note 9S:
    6.67 in
  • Chipset

    Joy Plus:
    Mediatek MT6572 (28 nm)
    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Rear camera layout

    Joy Plus:
    Single
    Redmi Note 9S:
    Quad
  • Depth

    Redmi Note 9S: 1.1 mm thinner

    Joy Plus:
    9.9 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. Joy Plus

    Height:
    124 mm
    Width:
    63 mm
    Depth:
    9.9 mm +1.1 mm versus Redmi Note 9S
  2. 2. Redmi Note 9S

    Height:
    165.8 mm +41.8 mm versus Joy Plus
    Width:
    76.7 mm +13.7 mm versus Joy Plus
    Depth:
    8.8 mm

Weight

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

  1. 1. Joy Plus

    125 g

  2. 2. Redmi Note 9S

    209 g

    +84 g versus Joy Plus

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. Joy Plus

    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 Joy Plus.

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 Joy Plus, Redmi Note 9S, compared at the same storage capacity.
StorageJoy PlusRedmi 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. Joy Plus

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. Joy Plus

    1700 mAh

  2. 2. Redmi Note 9S

    5020 mAh

    +3320 mAh versus Joy Plus

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. Joy Plus2. Redmi Note 9S

Everyday essentials
Everyday essentials — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Dimensions (HxWxD)
  • 124 Х 63 Х 9.9 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.
  • 1700 mAh
  • Removable Li-Ion
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat); ColorOS 2
  • Android 10.0; MIUI 11
Chipset
  • Mediatek MT6572 (28 nm)
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi 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
  • 58.3%
  • 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 Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Rear camera, main
  • 3.15 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 3.15 MP
  • 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
  • 720p
  • 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 Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 618
General specs
General specs — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Release date
  • 2015
  • April
  • 2020
  • March 23
Colors
  • White
  • Blue
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • $ 199
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
SIM card
  • Dual SIM (Mini-SIM/ Micro-SIM)
  • 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
  • DLNA
  • 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
  • 4.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for Joy Plus, Redmi Note 9S.
SpecificationJoy PlusRedmi Note 9S
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof