Oppo Joy 3 vs Xiaomi Redmi Note 7

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

    Joy 3: 51 g lighter

    Joy 3:
    135 g
    Redmi Note 7:
    186 g
  • Width

    Joy 3: 8.6 mm narrower

    Joy 3:
    66.6 mm
    Redmi Note 7:
    75.2 mm
  • Screen diagonal

    Joy 3: 1.8 in smaller diagonal

    Joy 3:
    4.5 in
    Redmi Note 7:
    6.3 in
  • Chipset

    Joy 3:
    Mediatek MT6582 (28 nm)
    Redmi Note 7:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Rear camera layout

    Joy 3:
    Single
    Redmi Note 7:
    Dual
  • Depth

    Redmi Note 7: 0.9 mm thinner

    Joy 3:
    9 mm
    Redmi Note 7:
    8.1 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 3

    Height:
    132.8 mm
    Width:
    66.6 mm
    Depth:
    9 mm +0.9 mm versus Redmi Note 7
  2. 2. Redmi Note 7

    Height:
    159.2 mm +26.4 mm versus Joy 3
    Width:
    75.2 mm +8.6 mm versus Joy 3
    Depth:
    8.1 mm

Weight

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

  1. 1. Joy 3

    135 g

  2. 2. Redmi Note 7

    186 g

    +51 g versus Joy 3

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 3

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Redmi Note 7

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²

Redmi Note 7 has approximately 74.5% more rectangular screen area than Joy 3.

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 3, Redmi Note 7, compared at the same storage capacity.
StorageJoy 3Redmi Note 7
4 GB 1 GB RAM Unknown
Redmi Note 7: Original memory entry

64 GB · 4/6 GB RAM 32 GB · 3 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 3

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

2. Redmi Note 7

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. Joy 3

    2000 mAh

  2. 2. Redmi Note 7

    4000 mAh

    +2000 mAh versus Joy 3

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 32. Redmi Note 7

Everyday essentials
Everyday essentials — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Dimensions (HxWxD)
  • 132.8 Х 66.6 Х 9 mm
  • 159.2 Х 75.2 Х 8.1 mm
Weight
  • 135 g
  • 186 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 6.3" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 64 GB
  • 4/6 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat); ColorOS 2
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 63.1%
  • 81.4%
PPI /points per inch/
  • 218 PPI
  • 409 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 2 MP
  • 13 MP
Performance

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

Performance — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Mali-400MP2
  • Adreno 512
Antutu 7 score * Unknown
  • 144610
GeekBench 4 Single Core * Unknown
  • 1462
GeekBench 4 Multi-Core * Unknown
  • 4556
Antutu 8 score * Unknown
  • 179213
GeekBench 5 Single Core * Unknown
  • 334
GeekBench 5 Multi-Core * Unknown
  • 1294
General specs
General specs — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Release date
  • 2015
  • June
  • 2019
  • January
Colors
  • White
  • Gray
  • Blue
  • Black
  • Twilight Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 150 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps
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
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • 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 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Joy 3, Redmi Note 7.
SpecificationJoy 3Redmi Note 7
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging (Quick Charge 4)