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BLU Studio Mini vs ZTE N721

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.

  • Weight

    N721: 82 g lighter

    Studio Mini:
    187 g
    N721:
    105 g
  • Width

    N721: 15.3 mm narrower

    Studio Mini:
    71.5 mm
    N721:
    56.2 mm
  • Screen diagonal

    N721: 2.7 in smaller diagonal

    Studio Mini:
    5.5 in
    N721:
    2.8 in
  • Depth

    Studio Mini: 3.8 mm thinner

    Studio Mini:
    10.4 mm
    N721:
    14.2 mm
  • Height

    N721: 44.5 mm shorter

    Studio Mini:
    150.5 mm
    N721:
    106 mm
  • Release year

    Studio Mini:
    2019
    N721:
    2011

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 Mini

    Height:
    150.5 mm +44.5 mm versus N721
    Width:
    71.5 mm +15.3 mm versus N721
    Depth:
    10.4 mm
  2. 2. N721

    Height:
    106 mm
    Width:
    56.2 mm
    Depth:
    14.2 mm +3.8 mm versus Studio Mini

Weight

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

  1. 1. Studio Mini

    187 g

    +82 g versus N721

  2. 2. N721

    105 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 Mini

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. N721

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

Studio Mini has approximately 221.5% more rectangular screen area than N721.

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 Mini, N721, compared at the same storage capacity.
StorageStudio MiniN721
32 GB 2 GB RAM Unknown
N721: Original memory entry

150 MB

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 Mini

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

2. N721

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

    3000 mAh

    +1900 mAh versus N721

  2. 2. N721

    1100 mAh

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 Mini2. N721

Everyday essentials
Everyday essentials — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Dimensions (HxWxD)
  • 150.5 Х 71.5 Х 10.4 mm
  • 106 Х 56.2 Х 14.2 mm
Weight
  • 187 g
  • 105 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.8" inch
Screen resolution
  • 720 x 1440 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 150 MB
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Po
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android OS
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 78.1 cm2
  • 24.3 cm2
Screen format
  • 18:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 72.5%
  • 40.8%
PPI /points per inch/
  • 293 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
Unknown
Performance
Performance — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Processor CPU
  • Octa-core 1.6 GHz Cortex-A55
Unknown
Graphics processor GPU
  • IMG8322
Unknown
General specs
General specs — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Release date
  • 2019
  • September
  • 2011
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 USD
Unknown
Battery life
  • Stand by time- Up to 600 h (2G) / Up to 550 h (3G) Talking time- Up to 21 h (2G) / Up to 16 h (3G)
  • Stand by time- Up to 250 h Talking time- Up to 4 h 10 min
Communication and Connectivity
Communication and Connectivity — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
  • Show all network frequencies: -2G - GSM 900 / 1800
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/0.384 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
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • 2.1
Harmful irradiation Unknown
  • SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Radio
  • FM radio
Unknown
Other features
Other features — specifications for Studio Mini, N721.
SpecificationStudio MiniN721
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input