BLU Studio One vs Spice Stellar 509 (Mi-509)

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

    Stellar 509 (Mi-509): 27 g lighter

    Studio One:
    147 g
    Stellar 509 (Mi-509):
    120 g
  • Width

    Studio One: 8 mm narrower

    Studio One:
    71 mm
    Stellar 509 (Mi-509):
    79 mm
  • Chipset

    Studio One:
    Mediatek MT6735 (28 nm)
    Stellar 509 (Mi-509):
    Mediatek MT6582M (28 nm)
  • Depth

    Studio One: 1.9 mm thinner

    Studio One:
    7.6 mm
    Stellar 509 (Mi-509):
    9.5 mm
  • Height

    Studio One: 3.5 mm shorter

    Studio One:
    141.5 mm
    Stellar 509 (Mi-509):
    145 mm
  • Release year

    Studio One:
    2016
    Stellar 509 (Mi-509):
    2014

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. Stellar 509 (Mi-509)

    Height:
    145 mm +3.5 mm versus Studio One
    Width:
    79 mm +8 mm versus Studio One
    Depth:
    9.5 mm +1.9 mm versus Studio One

Weight

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

  1. 1. Studio One

    147 g

    +27 g versus Stellar 509 (Mi-509)

  2. 2. Stellar 509 (Mi-509)

    120 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. Stellar 509 (Mi-509)

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

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, Stellar 509 (Mi-509), compared at the same storage capacity.
StorageStudio OneStellar 509 (Mi-509)
4 GB Not recorded 1 GB RAM
16 GB 2 GB RAM Not recorded

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. Stellar 509 (Mi-509)

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 One

    2450 mAh

    +450 mAh versus Stellar 509 (Mi-509)

  2. 2. Stellar 509 (Mi-509)

    2000 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 One2. Stellar 509 (Mi-509)

Everyday essentials
Everyday essentials — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Dimensions (HxWxD)
  • 141.5 Х 71 Х 7.6 mm
  • 145 Х 79 Х 9.5 mm
Weight
  • 147 g
  • 120 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB
  • 1 GB RAM
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.
  • 2450 mAh
  • Non-removable Li-Po
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6735 (28 nm)
  • Mediatek MT6582M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.6%
  • 60.1%
PPI /points per inch/
  • 294 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance

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

Performance — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720
  • Mali-400MP2
Antutu 7 score *
  • 32789
Unknown
GeekBench 4 Single Core *
  • 573
Unknown
GeekBench 4 Multi-Core *
  • 1555
Unknown
General specs
General specs — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Release date
  • 2016
  • February
  • 2014
  • May
Colors
  • Black
  • Grey
  • White
  • Gold
  • White
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)
  • Stand by time- Up to 170 h Talking time- Up to 4 h 30 min Music play - Up to 30 h
Communication and Connectivity
Communication and Connectivity — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
SIM card
  • Dual SIM (Micro-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 / 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 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.92 W/kg (head)
Music and Audio
Music and Audio — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Studio One, Stellar 509 (Mi-509).
SpecificationStudio OneStellar 509 (Mi-509)
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity