Xiaomi Mi A1 vs YU Ace

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.

  • Width

    Ace: 5.3 mm narrower

    Mi A1:
    75.8 mm
    Ace:
    70.5 mm
  • Chipset

    Mi A1:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
    Ace:
    Mediatek MT6739WW (28 nm)
  • Rear camera layout

    Mi A1:
    Dual
    Ace:
    Single
  • Depth

    Mi A1: 2.3 mm thinner

    Mi A1:
    7.3 mm
    Ace:
    9.6 mm
  • Height

    Ace: 7.4 mm shorter

    Mi A1:
    155.4 mm
    Ace:
    148 mm
  • Release year

    Mi A1:
    2017
    Ace:
    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. Mi A1

    Height:
    155.4 mm +7.4 mm versus Ace
    Width:
    75.8 mm +5.3 mm versus Ace
    Depth:
    7.3 mm
    Weight:
    165 g
  2. 2. Ace

    Height:
    148 mm
    Width:
    70.5 mm
    Depth:
    9.6 mm +2.3 mm versus Mi A1
    Weight:
    Unknown

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. Mi A1

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

    Screen diagonal:
    5.45 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    76.7 cm²

Mi A1 has approximately 8.8% more rectangular screen area than Ace.

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.

Mi A1: Original memory entry

64 GB · 512GB 4GB

Ace: Original memory entry

32 GB · 3 RAM 16 GB · 2 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. Mi A1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. Ace

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Mi A1

    3080 mAh

  2. 2. Ace

    4000 mAh

    +920 mAh versus Mi A1

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. Mi A12. Ace

Everyday essentials
Everyday essentials — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Dimensions (HxWxD)
  • 155.4 Х 75.8 Х 7.3 mm
  • 148 Х 70.5 Х 9.6 mm
Weight
  • 165 g
  • 0 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.45" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3080 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Removable Li-Po
Operating system OS
  • Android 7.1.2 (Nougat)
  • upgradable to Android 9.0 (Pie); Android One
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Mediatek MT6739WW (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 82.6 cm2
  • 76.7 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 70.1%
  • 73.5%
PPI /points per inch/
  • 403 PPI
  • 295 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/2.2
  • 26mm (wide)
  • 1.25µm
  • PDAF -12 MP
  • f/2.6
  • 50mm (telephoto)
  • 1.0µm
  • AF
  • 2x optical zoom
  • 13 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • 5 MP
Performance

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

Performance — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Quad-core 1.5 GHz Cortex-A53
Graphics processor GPU
  • Adreno 506
  • PowerVR GE8100
Antutu 7 score *
  • 78560
  • 31252
GeekBench 4 Single Core *
  • 859
Unknown
GeekBench 4 Multi-Core *
  • 4171
Unknown
Antutu 8 score *
  • 96807
Unknown
GeekBench 4 Battery *
  • 3415
Unknown
GeekBench 5 Single Core *
  • 169
Unknown
GeekBench 5 Multi-Core *
  • 1000
Unknown
General specs
General specs — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Release date
  • 2017
  • September
  • 2018
  • August
Colors
  • Black
  • Gold
  • Rose Gold
  • Red
  • Charcoal Grey
  • Elektric Blue
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 6000 INR
Body build
  • Front glass
  • aluminum frame
  • back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Mi A1, Ace.
SpecificationMi A1Ace
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)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.1
  • A2DP
Music and Audio
Music and Audio — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Mi A1, Ace.
SpecificationMi A1Ace
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • Infrared port - Charging 5V/2A 10W - For Europe
  • Asia Pacific
  • Middle East & Africa
  • LATAM. Also known as Xiaomi Mi 5X in China.
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging 10W - For India