Samsung Focus S I937 vs Xiaomi Redmi K30 Pro: specs comparison

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

Focus S I937: 107.4 g lighter

Focus S I937:

110.6 g

Redmi K30 Pro:

218 g
Width

Focus S I937: 8.6 mm narrower

Focus S I937:

66.8 mm

Redmi K30 Pro:

75.4 mm
Screen diagonal

Focus S I937: 2.37 in smaller diagonal

Focus S I937:

4.3 in

Redmi K30 Pro:

6.67 in
Rear camera layout

Focus S I937:

Single

Redmi K30 Pro:

Quad
Height

Focus S I937: 37.3 mm shorter

Focus S I937:

126 mm

Redmi K30 Pro:

163.3 mm
Release year

Focus S I937:

2011

Redmi K30 Pro:

2020

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. Focus S I937

Height:

126 mm
Width:

66.8 mm
Depth:

8.5 mm
2. Redmi K30 Pro

Height:

163.3 mm +37.3 mm versus Focus S I937
Width:

75.4 mm +8.6 mm versus Focus S I937
Depth:

8.9 mm

Weight

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

1. Focus S I937

110.6 g
2. Redmi K30 Pro

218 g

+107.4 g versus Focus S I937

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. Focus S I937

Screen diagonal:

4.3 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

52.6 cm²
2. Redmi K30 Pro

Screen diagonal:

6.67 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

107.4 cm²

Redmi K30 Pro has approximately 104.1% more rectangular screen area than Focus S I937.

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 Focus S I937, Redmi K30 Pro, compared at the same storage capacity.
Storage	Focus S I937	Redmi K30 Pro
128 GB	Unknown	6 / 8 GB RAM Alternative RAM configurations
256 GB	Unknown	8 GB RAM

Focus S I937: Original memory entry

16/32 GB · 512 MB 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. Focus S I937

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: No

2. Redmi K30 Pro

NFC:: Yes
Headphone jack:: Yes
Memory card support:: No

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. Focus S I937

1650 mAh
2. Redmi K30 Pro

4700 mAh

+3050 mAh versus Focus S I937

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. Focus S I9372. Redmi K30 Pro

Everyday essentials

Everyday essentials — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Dimensions (HxWxD)	126 Х 66.8 Х 8.5 mm	163.3 Х 75.4 Х 8.9 mm
Weight	110.6 g	218 g
Technology	Super AMOLED Plus	Super AMOLED
Screen size	4.3" inch	6.67" inch
Screen resolution	480 x 800 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16/32 GB 512 MB RAM	128GB 6GB RAM 128GB 8GB RAM 256GB 8GB RAM
Memory card support	No	No
Battery Capacity is not battery life. No endurance test is implied.	1650 mAh Removable Li-Ion	4700 mAh Non-removable Li-Po
Operating system OS	Microsoft Windows Phone 7.5 Mango	Android 10.0; MIUI 11
Chipset	Unknown	Qualcomm SM8250 Snapdragon 865 (7 nm+)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	52.6 cm2	107.4 cm2
Screen format	5:3 (height:width)	20:9 (height:width)
Screen to body ratio	62.5%	87.2%
PPI /points per inch/	217 PPI	395 PPI
Screen protection	Unknown	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Rear camera, main	8 MP Single	64 MP Quad
Camera specs	8 MP AF	64 MP 26mm (wide) 1/1.72'' 0.8µm PDAF -5 MP 50mm (telephoto macro) AF -13 MP 13mm (ultrawide) -2 MP (depth)
Functions	LED flash	HDR
Video	720p	1080p@30fps
Front camera, selfie	1.3 MP Single	20 MP Single
Specifications	1.3 MP	Motorized pop-up 20 MP (wide) 1/3.4'' 0.8µm

Performance

Performance — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Processor CPU	1.4 GHz Scorpion	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU	Unknown	Adreno 650

General specs

General specs — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Release date	2011 September	2020 March 24
Colors	Black	Grey Purple White Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	130 EUR	390 EUR
Battery life	Stand by time- Up to 250 h Talking time- Up to 6 h 30 min	Unknown
Body build	Unknown	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) aluminum frame

Communication and Connectivity

Communication and Connectivity — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
SIM card	Mini-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500) -5G - 5G band 1(2100) 41(2500) 78(3500) 79(4700); SA/NSA
Speed	HSPA 21.1/5.76 Mbps	HSPA 42.2/5.76 Mbps LTE-A; 5G
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n dual-band	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	3.0 A2DP EDR	5.1 A2DP LE aptX HD aptX Adaptive
Harmful irradiation	SAR - 0.33 W/kg (head) 1.12 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Radio	Stereo FM radio RDS	Unknown
Others	Unknown	HDR10+ -DCI-P3 100% -500 nits typ. brightness (advertised) 24-bit/192kHz audio

Other features

Other features — specifications for Focus S I937, Redmi K30 Pro.
Specification	Focus S I937	Redmi K30 Pro
Dop	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 - For AT&T	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass barometer Infrared port - Fast charging 33W 100% in 63 min (advertised) -USB Power Delivery -Quick Charge 4+

Samsung Focus S I937 vs Xiaomi Redmi K30 Pro