Xiaomi Redmi K100 vs Samsung Galaxy S26 Ultra

Comparing the Xiaomi Redmi K100 vs Samsung Galaxy S26 Ultra across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Both Xiaomi Redmi K100 and Samsung Galaxy S26 Ultra run at the same processing speed of 4.61 GHz.

Display: Samsung Galaxy S26 Ultra offers a screen size of 6.9 inches, while Xiaomi Redmi K100 offers 6.83 inches, making Samsung Galaxy S26 Ultra the larger display of the two. Samsung Galaxy S26 Ultra features a Dynamic AMOLED 2x display compared to Xiaomi Redmi K100's AMOLED, making Samsung Galaxy S26 Ultra the better display of the two.

Rear Camera: Samsung Galaxy S26 Ultra offers a higher rear camera resolution with 200 MP, while Xiaomi Redmi K100 offers 50 MP, making Samsung Galaxy S26 Ultra better for rear camera photography.

Front Camera: Xiaomi Redmi K100 offers a higher front camera resolution with 20 MP, while Samsung Galaxy S26 Ultra offers 12 MP, making Xiaomi Redmi K100 better for front camera photography.

Battery: Samsung Galaxy S26 Ultra offers a higher battery capacity with 5000 mAh, while Xiaomi Redmi K100 offers 10000 mAh, making Samsung Galaxy S26 Ultra better for longer battery life.

Storage: Both Xiaomi Redmi K100 and Samsung Galaxy S26 Ultra offer the same internal storage of 256 GB.

Xiaomi Redmi K100

(Not Released in India)

Samsung Galaxy S26 Ultra

₹124,999

@ Amazon

Summary

Spec Score

95%

97%

Release Date

N/A

11 Mar, 2026

29 Oct, 2026

Performance


Snapdragon 8 Elite Gen 5	Snapdragon 8 Elite Gen 5	MediaTek Dimensity 9600 Pro
Octa Core (upto 4.61 GHz)	Octa Core (upto 4.61 GHz)	Octa Core (upto 4.55 GHz)
12 GB RAM	12 GB RAM	12 GB RAM

Display


6.83 inches (17.35 cm)	6.9 inches (17.53 cm)	6.78 inches (17.22 cm)
AMOLED	Dynamic AMOLED 2x	AMOLED
1156x2510 px (FHD+)	1440x3120 px (QHD+)	1272x2772 px (FHD+)
165 Hz Refresh Rate	120 Hz Refresh Rate	144 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	200 MP Wide Angle Primary Camera	200 MP Wide Angle Primary Camera (upto 3x Optical Zoom)
8 MP Telephoto Ultra-Wide Angle Macro Camera	50 MP Ultra-Wide Angle Camera	200 MP Ultra-Wide Angle Camera
N/A	50 MP Telephoto Camera (upto 5x Optical Zoom)	200 MP Telephoto Camera
N/A	10 MP Telephoto Camera	3.2 MP Camera

Front Camera


20 MP Wide Angle Lens	12 MP Wide Angle Lens	50 MP Wide Angle Lens

Battery


10000 mAh	5000 mAh	8000 mAh
100W	60W Super Fast Charging	80W Super Charging
Wireless Charging	Wireless Charging	Wireless Charging

Storage

256 GB	256 GB	512 GB
N/A	UFS 4.0	UFS 4.1

Expert Review

N/A

8.7/10

Read Expert Review

N/A

Pros

Device yet to be reviewed

Privacy display is useful
Excellent cameras & performance
AI & ecosystem features
Good battery life, fast charging

Device yet to be reviewed

Cons

Device yet to be reviewed

No magnetic Qi2 charging
Modest upgrades over the predecessor

Device yet to be reviewed

User Ratings

N/A

4.7/5

(605 ratings)

N/A

Benchmarks (The higher, the better)

N/A	3,905,605 AnTuTu Score	4,214,275 AnTuTu Score
N/A	14h 26m Battery Life (PC Mark)	N/A

Compare Prices

Not Available in any store

₹124,999

@ Amazon

₹199,999

@ Flipkart

User Feedback

General

Launch Date

N/A

Feb 25, 2026

(Official)

Oct 22, 2026

(Official)

Operating System

Android v17

Android v16

Android v17

OS Updates

N/A

7 Year

5 Year

Security Updates

N/A

7 Year

6 Year

Custom UI

HyperOS

Samsung One UI

ColorOS

Performance

Performance Rating

Best In Class

Excellent

Chipset

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

View Details

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

View Details

MediaTek Dimensity 9600 Pro MT6995

View Details

Processor

Octa core

4.61 GHz, Dual core, Oryon 3.63 GHz, Hexa Core, Oryon

Octa core

4.55 GHz, Dual core, C2-Ultra 4.35 GHz, Tri core, C2-Pro 3.1 GHz, Tri core, C2-Pro

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

3 nm

2 nm

Graphics (GPU)

Adreno 840

Mali-G2 Ultra NX MP16

RAM

12 GB

12 GB / 16 GB

12 GB

RAM Type

LPDDR5X

Cooling Technology

N/A

Vapor Chamber

Vapor Chamber Cooling

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

N/A

3,905,605

4,214,275

Bootup Time (The lower, the better)

N/A

11.0 s

17.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A

7,487

6,740

Battery Drain* (The lower, the better)

N/A

8.0 %

N/A

Heating* (The lower, the better)

N/A

14.1 %

N/A

* after 30 mins of gaming

Display

Display Rating

Excellent

Best In Class

Excellent

Display Type

AMOLED

Dynamic AMOLED 2x

AMOLED

Screen Size

6.83 inches (17.35 cm)

6.9 inches (17.53 cm)

6.78 inches (17.22 cm)

Resolution

1156x2510 px (FHD+)

1440x3120 px (QHD+)

1272x2772 px (FHD+)

Peak Brightness

3500 nits

2600 nits

N/A

Brightness

N/A

800 nits

HBM Brightness

N/A

2000 nits

PWM Dimming

2560 Hz

N/A

Refresh Rate

165 Hz

120 Hz

144 Hz

Touch Sampling Rate

N/A

288 Hz

Aspect Ratio

19.5:9

20:9

Pixel Density

405 ppi

498 ppi

450 ppi

Screen to Body Ratio (calculated)

N/A

91.27 %

91.13 %

Screen Protection

Yes

Corning Gorilla Glass Armor 2

Yes

Bezel-less Display

Yes with punch-hole display

HDR 10 / HDR+ Support

Yes HDR 10+

Yes

Screen to Body Ratio (claimed by the brand)

N/A

95.5 %

Design

Height

N/A

163.6 mm

161.3 mm

Width

N/A

78.1 mm

76.6 mm

Thickness

N/A

7.9 mm

8.40 mm

Weight

N/A

214 grams

233 grams

Build Material

Back: Glass

Back: Gorilla Glass Victus 2

Back: Polycarbonate

Water Resistance

Yes Water resistant IP68 IP69 (up to 30 minutes in a depth of 1.5 meter)

Yes Water resistant IP68 (up to 30 minutes in a depth of 1.5 meter)

Yes Water resistant IP68

Ruggedness

Dust proof

Shock proof

Rear Camera

Rear Camera Rating

Excellent

Best In Class

Resolution

50 MP
Primary Cameraf/1.7 Wide Angle1/1.55" sensor size

200 MP
Primary Cameraf/1.4 Wide Angle 85° field-of-view24 mm focal length 1/1.3" sensor size S5KHP2 ISO-CELL 0.6µm pixel size

200 MP
Primary Camera120x Digital Zoom 3x Optical Zoomf/1.5 Wide Angle 84° field-of-view24 mm focal length 1/1.28" sensor size

8 MP
f/2.2 Telephoto Ultra-Wide Angle Macro Camera15 mm focal length

50 MP
f/1.9 Ultra-Wide Angle Camera1/2.5" sensor size 0.7µm pixel size

200 MP
f/2.2 Ultra-Wide Angle Camera13 mm focal length

N/A

50 MP
f/2.9 Telephoto Camera111 mm focal length 1/3.94" sensor size 0.7µm pixel size

200 MP
f/2.1 Telephoto Camera70 mm focal length

N/A

10 MP
f/2.4 Telephoto Camera67 mm focal length 1.22µm pixel size

3.2 MP
f/2.419 mm focal length

Autofocus

Yes Phase Detection Autofocus

Yes Dual Pixel Autofocus Dual Pixel Phase Detection Autofocus

Yes

OIS

Yes

Flash

Yes LED Flash

Image Resolution

N/A

16000 x 12500 Pixels

N/A

Settings

N/A

Exposure compensation ISO control

N/A

Shooting Modes

High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

N/A

Camera Features

Digital Zoom
Optical Zoom

Digital Zoom
Optical Zoom
Auto Flash
Face detection
Filters
Touch to focus

120 x Digital Zoom
3 x Optical Zoom

Video Recording

4k @30/60 fps
Full HD @30/60/120/240/960 fps

8k @30 fps
4k @60 fps
Full HD @240 fps

8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps
HD @30 fps

Video Recording Features

Video HDR

Dual Video Recording
Slow Motion
Video HDR
Bokeh portrait video
Video Pro Mode
Stereo recording

Optical Image stabilization
Slow Motion

Front Camera

Front Camera Rating

Excellent

Best In Class

Resolution

20 MP
Wide Angle Primary Camera1/2" sensor size 0.8µm pixel size

12 MP
f/2.2 Wide Angle Primary Camera26 mm focal length 1/3.2" sensor size 1.12µm pixel size

50 MP
f/2.0 Wide Angle Primary Camera18 mm focal length

Autofocus

N/A

Yes Dual Pixel Phase Detection Autofocus

Yes Dual AF Phase Detection

Flash

Yes Screen flash

Video Recording

Full HD @30/60 fps

4k @60 fps
Full HD @30 fps

4k @30/60 fps
Full HD @30/60 fps
HD @30 fps

Battery

Battery Rating

Excellent

Very Good

Excellent

Capacity

10000 mAh

5000 mAh

8000 mAh

Battery Type

Si/C Li-Ion

Li-ion

N/A

Quick Charging

Yes 100W v3.0

Yes 60W Super Fast Charging v3.0 75% in 30 minutes

Yes 80W Super Charging

Wireless Charging

Yes 50W Wireless Charging

Yes 25W Wireless Charging

Yes 50W Wireless Charging

Reverse Charging

Yes 27W Reverse Charging

Yes

Wireless Reverse Charging

Yes

Yes 4.5W Wireless Reverse Charging

N/A

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

N/A

14h 26m

N/A

Charging Time (20% to 100%) (The lower, the better)

N/A

37m

1h 22m 8s

Storage

Internal Storage

256 GB

256 GB / 512 GB / 1 TB

512 GB

Storage Type

N/A

UFS 4.0

UFS 4.1

Expandable Storage

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano

SIM1: Nano SIM2: eSIM

SIM1: Nano/eSIM SIM2: Nano/eSIM

Network Support

5G 4G

VoLTE

Yes

SIM 1

N/A

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66 / N71 / N75
TDD N38 / N40 / N41 / N39 / N48 / N77 / N78 / N79

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)

4G Bands:

TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1500(band 32) / 600(band 71) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700 (band 12)

SIM 2

N/A

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66 / N71 / N75
TDD N38 / N40 / N41 / N48 / N39 / N77 / N78 / N79

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 1500(band 32) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 600(Band 71) / 1900(band 25) / 850(band 26) / 1700(band 66) / 700 (band 12)