Samsung Wave M S7250 vs Xolo Era 4K

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.

  • Width

    Wave M S7250: 8.5 mm narrower

    Wave M S7250:
    63.3 mm
    Era 4K:
    71.8 mm
  • Screen diagonal

    Wave M S7250: 1.35 in smaller diagonal

    Wave M S7250:
    3.65 in
    Era 4K:
    5 in
  • Depth

    Era 4K: 3 mm thinner

    Wave M S7250:
    12.2 mm
    Era 4K:
    9.2 mm
  • Height

    Wave M S7250: 29.2 mm shorter

    Wave M S7250:
    113.8 mm
    Era 4K:
    143 mm
  • Release year

    Wave M S7250:
    2011
    Era 4K:
    2016

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. Wave M S7250

    Height:
    113.8 mm
    Width:
    63.3 mm
    Depth:
    12.2 mm +3 mm versus Era 4K
    Weight:
    121 g
  2. 2. Era 4K

    Height:
    143 mm +29.2 mm versus Wave M S7250
    Width:
    71.8 mm +8.5 mm versus Wave M S7250
    Depth:
    9.2 mm
    Weight:
    Unknown

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. Wave M S7250

    Screen diagonal:
    3.65 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    39.7 cm²
  2. 2. Era 4K

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

Era 4K has approximately 73.7% more rectangular screen area than Wave M S7250.

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 Wave M S7250, Era 4K, compared at the same storage capacity.
StorageWave M S7250Era 4K
8 GB Unknown 2 GB RAM
Wave M S7250: 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. Wave M S7250

NFC:
See details Carrier dependent
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

2. Era 4K

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

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. Wave M S7250

    1350 mAh

  2. 2. Era 4K

    4000 mAh

    +2650 mAh versus Wave M S7250

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. Wave M S72502. Era 4K

Everyday essentials
Everyday essentials — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Dimensions (HxWxD)
  • 113.8 Х 63.3 Х 12.2 mm
  • 143 Х 71.8 Х 9.2 mm
Weight
  • 121 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.65" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 8 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • bada 2.0
  • Android 5.1.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6735P (28 nm)
NFC
  • Carrier dependent
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 39.7 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.1%
  • 67.1%
PPI /points per inch/
  • 158 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • Dual-LED flash
  • panorama
  • HDR
Video
  • w480p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2
Performance
Performance — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Processor CPU
  • 832 MHz
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • Mali-T720MP2
General specs
General specs — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Release date
  • 2011
  • August
  • 2016
  • February
Colors
  • Black
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
Unknown
Battery life
  • Stand by time- Up to 480 h Talking time- Up to 6 h 30 min
  • Stand by time- Up to 624 h (2G) / Up to 528 h (3G) Talking time- Up to 32 h (2G) / Up to 17 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 40(2300)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/11.5 Mbps
  • 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.96 W/kg (head) 0.93 W/kg (body) SAR EU - 0.66 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • DNSe (Digital Natural Sound Engine)
Unknown
Other features
Other features — specifications for Wave M S7250, Era 4K.
SpecificationWave M S7250Era 4K
Dop
  • Sensors Accelerometer
  • proximity - Samsung ChatON -MP3/WAV/eAAC+ player -MP4/DivX/H.264 player -Organizer -Photo editor -Voice memo -Predictive text input - Also known as Samsung Wave725
  • Sensors Accelerometer
  • proximity - For India