BLU Studio X vs vivo Y91i

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

    Studio X: 9.5 g lighter

    Studio X:
    154 g
    Y91i:
    163.5 g
  • Width

    Studio X: 3.1 mm narrower

    Studio X:
    72 mm
    Y91i:
    75.1 mm
  • Screen diagonal

    Studio X: 1.22 in smaller diagonal

    Studio X:
    5 in
    Y91i:
    6.22 in
  • Depth

    Y91i: 2.2 mm thinner

    Studio X:
    10.5 mm
    Y91i:
    8.3 mm
  • Height

    Studio X: 11.1 mm shorter

    Studio X:
    144 mm
    Y91i:
    155.1 mm
  • Release year

    Studio X:
    2015
    Y91i:
    2019

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. Studio X

    Height:
    144 mm
    Width:
    72 mm
    Depth:
    10.5 mm +2.2 mm versus Y91i
  2. 2. Y91i

    Height:
    155.1 mm +11.1 mm versus Studio X
    Width:
    75.1 mm +3.1 mm versus Studio X
    Depth:
    8.3 mm

Weight

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

  1. 1. Studio X

    154 g

  2. 2. Y91i

    163.5 g

    +9.5 g versus Studio X

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. Studio X

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Y91i

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²

Y91i has approximately 40.1% more rectangular screen area than Studio X.

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 Studio X, Y91i, compared at the same storage capacity.
StorageStudio XY91i
8 GB 1 GB RAM Not recorded
16 GB Not recorded 2 GB RAM
32 GB Not recorded 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. Studio X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. Y91i

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. Studio X

    2100 mAh

  2. 2. Y91i

    4030 mAh

    +1930 mAh versus Studio X

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. Studio X2. Y91i

Everyday essentials
Everyday essentials — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Dimensions (HxWxD)
  • 144 Х 72 Х 10.5 mm
  • 155.1 Х 75.1 Х 8.3 mm
Weight
  • 154 g
  • 163.5 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 6.22" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2100 mAh
  • Removable Li-Ion
  • 4030 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 5.0 (Lollipop)
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset Unknown
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 96.6 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 66.5%
  • 82.9%
PPI /points per inch/
  • 294 PPI
  • 270 PPI
Camera and Video
Camera and Video — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/2.2
  • PDAF
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
  • f/1.8
Performance

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

Performance — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 76203
General specs
General specs — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Release date
  • 2015
  • January
  • 2019
  • March
Colors
  • Black
  • White
  • Blue
  • Gold
  • Pink
  • Fusion Black
  • Sunset Red
  • Ocean Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 100 EUR
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 700 h (3G) Talking time- Up to 25 h (2G) / Up to 12 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Studio X, Y91i.
SpecificationStudio XY91i
SIM card
  • Dual SIM (Mini-SIM/ Micro-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
  • 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)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • 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
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Radio
  • Stereo FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Studio X, Y91i.
SpecificationStudio XY91i
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • Sensors Accelerometer
  • proximity - Also known as vivo Y91C