Xiaomi Redmi 1S 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

    Redmi 1S: 1.5 mm narrower

    Redmi 1S:
    69 mm
    Ace:
    70.5 mm
  • Screen diagonal

    Redmi 1S: 0.75 in smaller diagonal

    Redmi 1S:
    4.7 in
    Ace:
    5.45 in
  • Chipset

    Redmi 1S:
    Qualcomm MSM8228 Snapdragon 400 (28 nm)
    Ace:
    Mediatek MT6739WW (28 nm)
  • Height

    Redmi 1S: 11 mm shorter

    Redmi 1S:
    137 mm
    Ace:
    148 mm
  • Release year

    Redmi 1S:
    2014
    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. Redmi 1S

    Height:
    137 mm
    Width:
    69 mm
    Depth:
    9.9 mm
    Weight:
    158 g
  2. 2. Ace

    Height:
    148 mm +11 mm versus Redmi 1S
    Width:
    70.5 mm +1.5 mm versus Redmi 1S
    Depth:
    9.6 mm
    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. Redmi 1S

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

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

Ace has approximately 25.9% more rectangular screen area than Redmi 1S.

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 Redmi 1S, Ace, compared at the same storage capacity.
StorageRedmi 1SAce
8 GB 1 GB RAM Unknown
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. Redmi 1S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated 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. Redmi 1S

    2000 mAh

  2. 2. Ace

    4000 mAh

    +2000 mAh versus Redmi 1S

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. Redmi 1S2. Ace

Everyday essentials
Everyday essentials — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Dimensions (HxWxD)
  • 137 Х 69 Х 9.9 mm
  • 148 Х 70.5 Х 9.6 mm
Weight
  • 158 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.7" inch
  • 5.45" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.3 (Jelly Bean)
  • upgradable to 4.4.4 (KitKat); MIUI 9.2
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8228 Snapdragon 400 (28 nm)
  • Mediatek MT6739WW (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 76.7 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 64.4%
  • 73.5%
PPI /points per inch/
  • 312 PPI
  • 295 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • f/2.2
  • 1/3.2''
  • 1.4µm
  • AF
  • 13 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 1.6 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.6 MP
  • 5 MP
Performance

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

Performance — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Processor CPU
  • Quad-core 1.6 GHz Cortex-A7
  • Quad-core 1.5 GHz Cortex-A53
Graphics processor GPU
  • Adreno 305
  • PowerVR GE8100
Antutu 7 score * Unknown
  • 31252
GeekBench 4 Single Core *
  • 485
Unknown
GeekBench 4 Multi-Core *
  • 1264
Unknown
GeekBench 4 RenderScript *
  • 2619
Unknown
General specs
General specs — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Release date
  • 2014
  • May
  • 2018
  • August
Colors
  • Black
  • Chinese Red
  • Metallic Gray/ blue
  • Green
  • yellow panels
  • Charcoal Grey
  • Elektric Blue
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 6000 INR
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • 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
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 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
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.1
  • A2DP
Music and Audio
Music and Audio — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Redmi 1S, Ace.
SpecificationRedmi 1SAce
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as Xiaomi Hongmi 1S
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging 10W - For India