Celkon Campus Crown Q40 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.

Display technology

OLED versus LCD

Campus Crown Q40:

LCD

Redmi K30 Pro:

OLED
Weight

Campus Crown Q40: 108.7 g lighter

Campus Crown Q40:

109.3 g

Redmi K30 Pro:

218 g
Width

Campus Crown Q40: 10.7 mm narrower

Campus Crown Q40:

64.7 mm

Redmi K30 Pro:

75.4 mm
Screen diagonal

Campus Crown Q40: 2.67 in smaller diagonal

Campus Crown Q40:

4 in

Redmi K30 Pro:

6.67 in
Chipset

Campus Crown Q40:

Mediatek MT6582M (28 nm)

Redmi K30 Pro:

Qualcomm SM8250 Snapdragon 865 (7 nm+)
Rear camera layout

Campus Crown Q40:

Single

Redmi K30 Pro:

Quad

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. Campus Crown Q40

Height:

125.5 mm
Width:

64.7 mm
Depth:

9.6 mm +0.7 mm versus Redmi K30 Pro
2. Redmi K30 Pro

Height:

163.3 mm +37.8 mm versus Campus Crown Q40
Width:

75.4 mm +10.7 mm versus Campus Crown Q40
Depth:

8.9 mm

Weight

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

1. Campus Crown Q40

109.3 g
2. Redmi K30 Pro

218 g

+108.7 g versus Campus Crown Q40

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. Campus Crown Q40

Screen diagonal:

4 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

45.5 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 135.9% more rectangular screen area than Campus Crown Q40.

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 Campus Crown Q40, Redmi K30 Pro, compared at the same storage capacity.
Storage	Campus Crown Q40	Redmi K30 Pro
128 GB	Unknown	6 / 8 GB RAM Alternative RAM configurations
256 GB	Unknown	8 GB RAM

Campus Crown Q40: Original memory entry

4 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. Campus Crown Q40

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

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. Campus Crown Q40

1500 mAh
2. Redmi K30 Pro

4700 mAh

+3200 mAh versus Campus Crown Q40

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. Campus Crown Q402. Redmi K30 Pro

Everyday essentials

Everyday essentials — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Dimensions (HxWxD)	125.5 Х 64.7 Х 9.6 mm	163.3 Х 75.4 Х 8.9 mm
Weight	109.3 g	218 g
Technology	IPS LCD	Super AMOLED
Screen size	4" 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.	4 GB 512 MB RAM	128GB 6GB RAM 128GB 8GB RAM 256GB 8GB RAM
Memory card support	microSD up to 32 GB	No
Battery Capacity is not battery life. No endurance test is implied.	1500 mAh Removable Li-Ion	4700 mAh Non-removable Li-Po
Operating system OS	Android 4.4 (KitKat)	Android 10.0; MIUI 11
Chipset	Mediatek MT6582M (28 nm)	Qualcomm SM8250 Snapdragon 865 (7 nm+)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Unknown	16M
Screen area	45.5 cm2	107.4 cm2
Screen format	5:3 (height:width)	20:9 (height:width)
Screen to body ratio	56.1%	87.2%
PPI /points per inch/	233 PPI	395 PPI
Screen protection	Unknown	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Rear camera, main	5 MP Single	64 MP Quad
Camera specs	5 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	Yes	1080p@30fps
Front camera, selfie	0.3 MP Single	20 MP Single
Specifications	Unknown	Motorized pop-up 20 MP (wide) 1/3.4'' 0.8µm

Performance

Performance — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Processor CPU	Quad-core 1.3 GHz Cortex-A7	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU	Mali-400MP2	Adreno 650

General specs

General specs — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Release date	2014 October	2020 March 24
Colors	Silver Grey	Grey Purple White Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	390 EUR
Battery life	Stand by time- Up to 260 h Talking time- Up to 6 h	Unknown
Body build	Unknown	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) aluminum frame

Communication and Connectivity

Communication and Connectivity — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
SIM card	Dual SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2	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	Yes 384 kbps	HSPA 42.2/5.76 Mbps LTE-A; 5G
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot
GPS	Yes	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	4.0 A2DP	5.1 A2DP LE aptX HD aptX Adaptive

Music and Audio

Music and Audio — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Radio	FM radio	Unknown
Others	Unknown	HDR10+ -DCI-P3 100% -500 nits typ. brightness (advertised) 24-bit/192kHz audio

Other features

Other features — specifications for Campus Crown Q40, Redmi K30 Pro.
Specification	Campus Crown Q40	Redmi K30 Pro
Dop	Sensors Accelerometer proximity	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+

Celkon Campus Crown Q40 vs Xiaomi Redmi K30 Pro