BLU Studio One vs Lava Z81

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

    Z81: 6 g lighter

    Studio One:
    147 g
    Z81:
    141 g
  • Width

    Studio One: 2 mm narrower

    Studio One:
    71 mm
    Z81:
    73 mm
  • Screen diagonal

    Studio One: 0.7 in smaller diagonal

    Studio One:
    5 in
    Z81:
    5.7 in
  • Chipset

    Studio One:
    Mediatek MT6735 (28 nm)
    Z81:
    Mediatek MT6761 Helio A22 (12 nm)
  • Height

    Studio One: 10.7 mm shorter

    Studio One:
    141.5 mm
    Z81:
    152.2 mm
  • Release year

    Studio One:
    2016
    Z81:
    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. Studio One

    Height:
    141.5 mm
    Width:
    71 mm
    Depth:
    7.6 mm
  2. 2. Z81

    Height:
    152.2 mm +10.7 mm versus Studio One
    Width:
    73 mm +2 mm versus Studio One
    Depth:
    7.9 mm

Weight

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

  1. 1. Studio One

    147 g

    +6 g versus Z81

  2. 2. Z81

    141 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. Studio One

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Z81

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

Z81 has approximately 21.7% more rectangular screen area than Studio One.

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 One, Z81, compared at the same storage capacity.
StorageStudio OneZ81
16 GB 2 GB RAM Unknown
Z81: Original memory entry

32 GB · 3 GB 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. Studio One

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

2. Z81

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. Studio One

    2450 mAh

  2. 2. Z81

    3000 mAh

    +550 mAh versus Studio One

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 One2. Z81

Everyday essentials
Everyday essentials — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Dimensions (HxWxD)
  • 141.5 Х 71 Х 7.6 mm
  • 152.2 Х 73 Х 7.9 mm
Weight
  • 147 g
  • 141 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.7" 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.
  • 16 GB
  • 2 GB RAM
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2450 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 8.1 (Oreo)
Chipset
  • Mediatek MT6735 (28 nm)
  • Mediatek MT6761 Helio A22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.8 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 68.6%
  • 75.5%
PPI /points per inch/
  • 294 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • AF
  • 13 MP
  • f/2.2
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 5 MP
  • 13 MP
  • f/2.0
Performance

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

Performance — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720
  • PowerVR GE8320
Antutu 7 score *
  • 32789
  • 55328
GeekBench 4 Single Core *
  • 573
Unknown
GeekBench 4 Multi-Core *
  • 1555
Unknown
General specs
General specs — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Release date
  • 2016
  • February
  • 2018
  • October
Colors
  • Black
  • Grey
  • White
  • Gold
  • black/blue
  • Gold/Black
Battery life
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Studio One, Z81.
SpecificationStudio OneZ81
SIM card
  • Dual 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 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 - S0110UU HSDPA 900 / 2100 - S0110EE -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700) - S0110UU LTE band 3(1800)
  • 20(800)
  • 38(2600)
  • 40(2300) - S0110EE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Studio One, Z81.
SpecificationStudio OneZ81
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India