Oppo Realme U1 vs ZTE Imperial II

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

    Imperial II: 24.3 g lighter

    Realme U1:
    168 g
    Imperial II:
    143.7 g
  • Width

    Imperial II: 2.9 mm narrower

    Realme U1:
    74 mm
    Imperial II:
    71.1 mm
  • Screen diagonal

    Imperial II: 1.3 in smaller diagonal

    Realme U1:
    6.3 in
    Imperial II:
    5 in
  • Chipset

    Realme U1:
    Mediatek Helio P70 (12nm)
    Imperial II:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Rear camera layout

    Realme U1:
    Dual
    Imperial II:
    Single
  • Depth

    Realme U1: 2.2 mm thinner

    Realme U1:
    8 mm
    Imperial II:
    10.2 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. Realme U1

    Height:
    157 mm +14.8 mm versus Imperial II
    Width:
    74 mm +2.9 mm versus Imperial II
    Depth:
    8 mm
  2. 2. Imperial II

    Height:
    142.2 mm
    Width:
    71.1 mm
    Depth:
    10.2 mm +2.2 mm versus Realme U1

Weight

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

  1. 1. Realme U1

    168 g

    +24.3 g versus Imperial II

  2. 2. Imperial II

    143.7 g

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. Imperial II

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

Realme U1 has approximately 41.4% more rectangular screen area than Imperial II.

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 Realme U1, Imperial II, compared at the same storage capacity.
StorageRealme U1Imperial II
8 GB Unknown 1 GB RAM
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. Realme U1

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

2. Imperial II

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Realme U1

    3500 mAh

    +1200 mAh versus Imperial II

  2. 2. Imperial II

    2300 mAh

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. Imperial II

Everyday essentials
Everyday essentials — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Dimensions (HxWxD)
  • 157 Х 74 Х 8 mm
  • 142.2 Х 71.1 Х 10.2 mm
Weight
  • 168 g
  • 143.7 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 6.3" inch
  • 5" inch
Screen resolution
  • 1080 x 2340 px
  • 540 x 960 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 2300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek Helio P70 (12nm)
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 83.9%
  • 68.2%
PPI /points per inch/
  • 409 PPI
  • 220 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Rear camera, main
  • 13 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 5 MP
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 25 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 1 MP
Performance
Performance — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Processor CPU
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 305
General specs
General specs — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Release date
  • 2018
  • November
  • 2015
  • January
Colors
  • Ambitious Black
  • Brave Blue
  • Fiery Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 296 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-SIM
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 -3G - HSDPA -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Radio
  • FM radio
Unknown
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Realme U1, Imperial II.
SpecificationRealme U1Imperial II
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity - For U.S. Cellular