BLU Advance L4 vs Samsung Focus

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.

  • Display technology

    OLED versus LCD

    Advance L4:
    LCD
    Focus:
    OLED
  • Weight

    Advance L4: 15.4 g lighter

    Advance L4:
    104 g
    Focus:
    119.4 g
  • Depth

    Focus: 0.5 mm thinner

    Advance L4:
    10.4 mm
    Focus:
    9.9 mm
  • Release year

    Advance L4:
    2018
    Focus:
    2010

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. Advance L4

    Height:
    124.3 mm
    Width:
    65.2 mm
    Depth:
    10.4 mm +0.5 mm versus Focus
  2. 2. Focus

    Height:
    124.7 mm
    Width:
    64.3 mm
    Depth:
    9.9 mm

Weight

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

  1. 1. Advance L4

    104 g

  2. 2. Focus

    119.4 g

    +15.4 g versus Advance L4

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. Advance L4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Focus

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Advance L4: Original memory entry

8 GB · 512 MB RAM

Focus: Original memory entry

8 GB · 512 MB RAM · 512 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Advance L4

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

2. Focus

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. Advance L4

    1300 mAh

  2. 2. Focus

    1500 mAh

    +200 mAh versus Advance L4

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. Advance L42. Focus

Everyday essentials
Everyday essentials — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Dimensions (HxWxD)
  • 124.3 Х 65.2 Х 10.4 mm
  • 124.7 Х 64.3 Х 9.9 mm
Weight
  • 104 g
  • 119.4 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
  • 512 MB ROM
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.
  • 1300 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Microsoft Windows Phone 7
Chipset Unknown
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.2%
  • 56.8%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 480p
  • 720p@25fps
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Mali-400
  • Adreno 200
Antutu 7 score *
  • 30215
Unknown
General specs
General specs — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Release date
  • 2018
  • September
  • 2010
  • October
Colors
  • Black
  • Cyan
  • White
  • Teal
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
  • 90 EUR
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 450 h (3G) Talking time- Up to 18 h (2G) / Up to 13 h (3G)
  • Stand by time- Up to 300 h Talking time- Up to 6 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
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
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.55 W/kg (head) 0.75 W/kg (body) SAR EU - 0.50 W/kg (head)
Music and Audio
Music and Audio — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Advance L4, Focus.
SpecificationAdvance L4Focus
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity
  • compass - AT&T U-verse Mobile
  • NavigatorSM
  • FamilyMap
  • Radio
  • myWireless -Document viewer/editor -MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input - For AT&T Previously rumored as Samsung i917 Cetus