Oppo Realme U1 vs Xiaomi Mi Mix

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

    Realme U1: 41 g lighter

    Realme U1:
    168 g
    Mi Mix:
    209 g
  • Width

    Realme U1: 7.9 mm narrower

    Realme U1:
    74 mm
    Mi Mix:
    81.9 mm
  • Chipset

    Realme U1:
    Mediatek Helio P70 (12nm)
    Mi Mix:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Rear camera layout

    Realme U1:
    Dual
    Mi Mix:
    Single
  • Release year

    Realme U1:
    2018
    Mi Mix:
    2016

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. Realme U1

    Height:
    157 mm
    Width:
    74 mm
    Depth:
    8 mm
  2. 2. Mi Mix

    Height:
    158.8 mm
    Width:
    81.9 mm +7.9 mm versus Realme U1
    Depth:
    7.9 mm

Weight

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

  1. 1. Realme U1

    168 g

  2. 2. Mi Mix

    209 g

    +41 g versus Realme U1

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. Realme U1

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

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    17:9
    Approximate rectangular screen area:
    109.3 cm²

Mi Mix has approximately 12.2% more rectangular screen area than Realme U1.

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.

Realme U1: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM

Mi Mix: Original memory entry

256 GB · 6 GB RAM 128 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. Realme U1

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

2. Mi Mix

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. Realme U1

    3500 mAh

  2. 2. Mi Mix

    4400 mAh

    +900 mAh versus Realme U1

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. Realme U12. Mi Mix

Everyday essentials
Everyday essentials — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Dimensions (HxWxD)
  • 157 Х 74 Х 8 mm
  • 158.8 Х 81.9 Х 7.9 mm
Weight
  • 168 g
  • 209 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 6.3" inch
  • 6.4" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 2040 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 256 GB
  • 6 GB RAM 128 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 4400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 6.0 (Marshmallow)
  • upgradable to 8.0 (Oreo); MIUI 10
Chipset
  • Mediatek Helio P70 (12nm)
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 108.7 cm2
Screen format
  • 19.5:9 (height:width)
  • 17:9 (height:width)
Screen to body ratio
  • 83.9%
  • 83.6%
PPI /points per inch/
  • 409 PPI
  • 362 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Rear camera, main
  • 13 MP
  • Dual
  • 16 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 16 MP
  • f/2.0
  • 1/3''
  • 1.0µm
  • PDAF
Functions
  • HDR
  • Dual-LED dual-tone flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 25 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Processor CPU
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Quad-core (2x2.35 GHz Kryo & 2x2.19 GHz Kryo)
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 530
Antutu 7 score * Unknown
  • 157822
GeekBench 4 Single Core * Unknown
  • 1749
GeekBench 4 Multi-Core * Unknown
  • 3882
GeekBench 4 RenderScript * Unknown
  • 6859
GeekBench 5 Single Core * Unknown
  • 335
GeekBench 5 Multi-Core * Unknown
  • 789
General specs
General specs — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Release date
  • 2018
  • November
  • 2016
  • October
Colors
  • Ambitious Black
  • Brave Blue
  • Fiery Gold
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
  • 390 EUR
Body build Unknown
  • Front glass
  • ceramic frame
  • back
Communication and Connectivity
Communication and Connectivity — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
SIM card
  • Dual SIM (Nano-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 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 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)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Realme U1, Mi Mix.
SpecificationRealme U1Mi Mix
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 5V/2A 10W
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging (Quick Charge 3.0)