Spice Mi-451 Smartflo Poise vs YU Ace

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Mi-451 Smartflo Poise: 1 mm narrower

    Mi-451 Smartflo Poise:
    69.5 mm
    Ace:
    70.5 mm
  • Screen diagonal

    Mi-451 Smartflo Poise: 0.95 in smaller diagonal

    Mi-451 Smartflo Poise:
    4.5 in
    Ace:
    5.45 in
  • Depth

    Mi-451 Smartflo Poise: 0.9 mm thinner

    Mi-451 Smartflo Poise:
    8.7 mm
    Ace:
    9.6 mm
  • Height

    Mi-451 Smartflo Poise: 13.5 mm shorter

    Mi-451 Smartflo Poise:
    134.5 mm
    Ace:
    148 mm
  • Release year

    Mi-451 Smartflo Poise:
    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. Mi-451 Smartflo Poise

    Height:
    134.5 mm
    Width:
    69.5 mm
    Depth:
    8.7 mm
    Weight:
    156 g
  2. 2. Ace

    Height:
    148 mm +13.5 mm versus Mi-451 Smartflo Poise
    Width:
    70.5 mm +1 mm versus Mi-451 Smartflo Poise
    Depth:
    9.6 mm +0.9 mm versus Mi-451 Smartflo Poise
    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-451 Smartflo Poise

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 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 37.3% more rectangular screen area than Mi-451 Smartflo Poise.

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.

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-451 Smartflo Poise

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

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-451 Smartflo Poise

    1450 mAh

  2. 2. Ace

    4000 mAh

    +2550 mAh versus Mi-451 Smartflo Poise

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-451 Smartflo Poise2. Ace

Everyday essentials
Everyday essentials — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Dimensions (HxWxD)
  • 134.5 Х 69.5 Х 8.7 mm
  • 148 Х 70.5 Х 9.6 mm
Weight
  • 156 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.45" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 8.0 (Oreo)
Chipset Unknown
  • Mediatek MT6739WW (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 76.7 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 59.7%
  • 73.5%
PPI /points per inch/
  • 218 PPI
  • 295 PPI
Camera and Video
Camera and Video — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 MP
  • 5 MP
Performance

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

Performance — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Processor CPU Unknown
  • Quad-core 1.5 GHz Cortex-A53
Graphics processor GPU Unknown
  • PowerVR GE8100
Antutu 7 score * Unknown
  • 31252
General specs
General specs — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Release date
  • 2014
  • February
  • 2018
  • August
Colors
  • White
  • Charcoal Grey
  • Elektric Blue
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 EUR
  • 6000 INR
Battery life
  • Talking time- Up to 5 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • 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 Unknown
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • A-GPS only
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.1
  • A2DP
Music and Audio
Music and Audio — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Mi-451 Smartflo Poise, Ace.
SpecificationMi-451 Smartflo PoiseAce
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging 10W - For India