A1 Alpha vs Oppo Realme U1

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

    Alpha: 18 g lighter

    Alpha:
    150 g
    Realme U1:
    168 g
  • Width

    Realme U1: 1.8 mm narrower

    Alpha:
    75.8 mm
    Realme U1:
    74 mm
  • Chipset

    Alpha:
    Unisoc SC9863A (28nm)
    Realme U1:
    Mediatek Helio P70 (12nm)
  • Height

    Alpha: 5.3 mm shorter

    Alpha:
    151.7 mm
    Realme U1:
    157 mm
  • Release year

    Alpha:
    2019
    Realme U1:
    2018

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. Alpha

    Height:
    151.7 mm
    Width:
    75.8 mm +1.8 mm versus Realme U1
    Depth:
    8.1 mm
  2. 2. Realme U1

    Height:
    157 mm +5.3 mm versus Alpha
    Width:
    74 mm
    Depth:
    8 mm

Weight

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

  1. 1. Alpha

    150 g

  2. 2. Realme U1

    168 g

    +18 g versus Alpha

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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. Realme U1

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

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 Alpha, Realme U1, compared at the same storage capacity.
StorageAlphaRealme U1
32 GB 2 GB RAM Unknown
64 GB 3 GB RAM Unknown
Realme U1: Original memory entry

64 GB · 4 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. Alpha

NFC:
See details Yes (64/3GB model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

2. Realme U1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (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. Alpha

    3200 mAh

  2. 2. Realme U1

    3500 mAh

    +300 mAh versus Alpha

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. Alpha2. Realme U1

Everyday essentials
Everyday essentials — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 157 Х 74 Х 8 mm
Weight
  • 150 g
  • 168 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 6.26" inch
  • 6.3" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 64GB 3GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset
  • Unisoc SC9863A (28nm)
  • Mediatek Helio P70 (12nm)
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.8 cm2
  • 97.4 cm2
Screen format
  • 19:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 82.1%
  • 83.9%
PPI /points per inch/
  • 269 PPI
  • 409 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 25 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
Performance
Performance — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • IMG8322
  • Mali-G72 MP3
General specs
General specs — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Release date
  • 2019
  • August
  • 2018
  • November
Colors
  • Black
  • Green
  • Ambitious Black
  • Brave Blue
  • Fiery Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 140 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
SIM card
  • Hybrid 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 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)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
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 Alpha, Realme U1.
SpecificationAlphaRealme U1
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Alpha, Realme U1.
SpecificationAlphaRealme U1
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 5V/2A 10W