Xiaomi Redmi 3x vs Xiaomi Redmi Note 9S: 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

Redmi 3x: 65 g lighter

Redmi 3x:

144 g

Redmi Note 9S:

209 g
Width

Redmi 3x: 7.1 mm narrower

Redmi 3x:

69.6 mm

Redmi Note 9S:

76.7 mm
Screen diagonal

Redmi 3x: 1.67 in smaller diagonal

Redmi 3x:

5 in

Redmi Note 9S:

6.67 in
Chipset

Redmi 3x:

Qualcomm MSM8937 Snapdragon 430 (28 nm)

Redmi Note 9S:

Qualcomm SM7125 Snapdragon 720G (8 nm)
Rear camera layout

Redmi 3x:

Single

Redmi Note 9S:

Quad
Height

Redmi 3x: 26.5 mm shorter

Redmi 3x:

139.3 mm

Redmi Note 9S:

165.8 mm

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. Redmi 3x

Height:

139.3 mm
Width:

69.6 mm
Depth:

8.5 mm
2. Redmi Note 9S

Height:

165.8 mm +26.5 mm versus Redmi 3x
Width:

76.7 mm +7.1 mm versus Redmi 3x
Depth:

8.8 mm

Weight

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

1. Redmi 3x

144 g
2. Redmi Note 9S

209 g

+65 g versus Redmi 3x

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. Redmi 3x

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²
2. Redmi Note 9S

Screen diagonal:

6.67 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

107.4 cm²

Redmi Note 9S has approximately 55.8% more rectangular screen area than Redmi 3x.

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 Redmi 3x, Redmi Note 9S, compared at the same storage capacity.
Storage	Redmi 3x	Redmi Note 9S
32 GB	2 GB RAM	Not recorded
64 GB	Not recorded	4 GB RAM
128 GB	Not recorded	6 GB 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. Redmi 3x

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (uses SIM 2 slot)

2. Redmi Note 9S

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSDXC (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. Redmi 3x

4100 mAh
2. Redmi Note 9S

5020 mAh

+920 mAh versus Redmi 3x

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. Redmi 3x2. Redmi Note 9S

Everyday essentials

Everyday essentials — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Dimensions (HxWxD)	139.3 Х 69.6 Х 8.5 mm	165.8 Х 76.7 Х 8.8 mm
Weight	144 g	209 g
Technology	IPS LCD	IPS LCD
Screen size	5" inch	6.67" inch
Screen resolution	720 x 1280 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 2 GB RAM	64GB 4GB RAM 128GB 6GB RAM
Memory card support	microSD up to 256 GB (uses SIM 2 slot)	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	4100 mAh Non-removable Li-Ion	5020 mAh Non-removable Li-Po
Operating system OS	Android 6.0.1 (Marshmallow); MIUI 7.3	Android 10.0; MIUI 11
Chipset	Qualcomm MSM8937 Snapdragon 430 (28 nm)	Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	68.9 cm2	107.4 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	71.1%	84.5%
PPI /points per inch/	294 PPI	395 PPI
Screen protection	Unknown	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Rear camera, main	13 MP Single	48 MP Quad
Camera specs	13 MP PDAF f/2.0	48 MP f/1.8 26mm (wide) 1/2.0'' 0.8µm PDAF -8 MP f/2.2 13mm (ultrawide) 1/4.0'' 1.12µm -5 MP f/2.4 (macro) 1.12µm -2 MP (depth)
Functions	LED flash HDR panorama	HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	16 MP Single
Specifications	5 MP f/2.2	16 MP f/2.5 (wide) 1.0µm

Performance

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

Performance — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Processor CPU	Octa-core 1.4 GHz Cortex-A53	Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU	Adreno 505	Adreno 618
Antutu 7 score *	35195	Unknown
GeekBench 4 Single Core *	632	Unknown
GeekBench 4 Multi-Core *	1774	Unknown
GeekBench 4 RenderScript *	1822	Unknown

General specs

General specs — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Release date	2016 June	2020 March 23
Colors	Gold Dark Gray Silver	Aurora Blue Glacier white Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	170 EUR	$ 199
Body build	aluminum body plastic ends	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
SIM card	Hybrid Dual SIM (Micro-SIM/Nano-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA CDMA2000 1xEV-DO -4G - LTE band 1(2100) 3(1800) 7(2600) 38(2600) 39(1900) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 20(800) 28(700) 38(2600) 40(2300)
Speed	HSPA LTE EV-DO Rev.A 3.1 Mbps	HSPA 42.2/5.76 Mbps LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS GLONASS GALILEO BDS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector
Bluetooth	4.1 A2DP	5.0 A2DP LE

Music and Audio

Music and Audio — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Radio	FM radio	FM radio recording
Others	Active noise cancellation with dedicated mic	450 nits typ. brightness (advertised)

Other features

Other features — specifications for Redmi 3x, Redmi Note 9S.
Specification	Redmi 3x	Redmi Note 9S
Dop	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass Infrared port - Fast battery charging	Sensors Fingerprint (side-mounted) accelerometer gyro proximity compass Infrared port - Fast charging 18W - Splash-proof

Xiaomi Redmi 3x vs Xiaomi Redmi Note 9S

Xiaomi Redmi 3x

Xiaomi Redmi Note 9S

Key differences

Weight

Width

Screen diagonal

Chipset

Rear camera layout

Height

Physical size

1. Redmi 3x

2. Redmi Note 9S

Weight

1. Redmi 3x

2. Redmi Note 9S

Screen size

1. Redmi 3x

2. Redmi Note 9S

Memory variants

Practical features

1. Redmi 3x

2. Redmi Note 9S

Battery capacity

Recorded battery capacity

1. Redmi 3x

2. Redmi Note 9S

Specifications

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