Oppo A7x vs Xiaomi Redmi Note 4G

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

    A7x: 6 g lighter

    A7x:
    169 g
    Redmi Note 4G:
    175 g
  • Width

    A7x: 2 mm narrower

    A7x:
    74 mm
    Redmi Note 4G:
    76 mm
  • Screen diagonal

    Redmi Note 4G: 0.8 in smaller diagonal

    A7x:
    6.3 in
    Redmi Note 4G:
    5.5 in
  • Chipset

    A7x:
    Mediatek MT6771 Helio P60 (12 nm)
    Redmi Note 4G:
    Mediatek MT6797 Helio X20 (20 nm)
  • Rear camera layout

    A7x:
    Dual
    Redmi Note 4G:
    Single
  • Height

    Redmi Note 4G: 5.7 mm shorter

    A7x:
    156.7 mm
    Redmi Note 4G:
    151 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. A7x

    Height:
    156.7 mm +5.7 mm versus Redmi Note 4G
    Width:
    74 mm
    Depth:
    8 mm
  2. 2. Redmi Note 4G

    Height:
    151 mm
    Width:
    76 mm +2 mm versus A7x
    Depth:
    8.4 mm

Weight

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

  1. 1. A7x

    169 g

  2. 2. Redmi Note 4G

    175 g

    +6 g versus A7x

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. A7x

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²
  2. 2. Redmi Note 4G

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

A7x has approximately 16.8% more rectangular screen area than Redmi Note 4G.

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.

A7x: Original memory entry

128 GB · 512GB 4GB

Redmi Note 4G: Original memory entry

16 GB · 2 GB RAM - Standard edition64 GB · 3 GB RAM - High edition64 GB · 4 GB RAM - Exclusive

Practical features

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

1. A7x

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

2. Redmi Note 4G

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. A7x

    3500 mAh

  2. 2. Redmi Note 4G

    4100 mAh

    +600 mAh versus A7x

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. A7x2. Redmi Note 4G

Everyday essentials
Everyday essentials — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Dimensions (HxWxD)
  • 156.7 Х 74 Х 8 mm
  • 151 Х 76 Х 8.4 mm
Weight
  • 169 g
  • 175 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 6.3" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 512GB 4GB
  • 16 GB
  • 2 GB RAM - Standard edition64 GB
  • 3 GB RAM - High edition64 GB
  • 4 GB RAM - Exclusive
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 6.0 (Marshmallow); MIUI 10
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Mediatek MT6797 Helio X20 (20 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 83.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.0%
  • 72.7%
PPI /points per inch/
  • 409 PPI
  • 401 PPI
Screen protection
  • To be confirmed
Unknown
Camera and Video
Camera and Video — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Rear camera, main
  • 16 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/3.1
  • 1.0µm
  • PDAF -2 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • HDR
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Deca-core 2.1 GHz
Graphics processor GPU
  • Mali-G72 MP3
  • Mali-T880 MP4
Antutu 7 score *
  • 140725
  • 21789
General specs
General specs — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Release date
  • 2018
  • September
  • 2016
  • August
Colors
  • Starry Purple
  • Ice Flame Blue
  • Silver
  • Gray
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 270 EUR
  • 170 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A7x, Redmi Note 4G.
SpecificationA7xRedmi Note 4G
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W - For China
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For China