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Fusion X1 vs Redmi Note 15 5G

HMD Fusion X1 vs Xiaomi Redmi Note 15 5G

What Fusion X1 does better (3) and where Redmi Note 15 5G wins (19) — every spec side by side.

HMD · 2025Fusion X1

7.0Score

3 advantages≈ $270

Xiaomi · 2025Redmi Note 15 5G

8.8Score

19 advantages≈ $270

Higher score

4.6Display9.0

7.2Camera8.2

6.0Battery8.1

7.5Features8.3

Dimensions

Size comparison

Fusion X1Redmi Note 15 5G

	Fusion X1	Redmi Note 15 5G	Difference
Height	164.2 mm	164 mm	+0.2 mm
Width	75.5 mm	75.4 mm	+0.1 mm
Thickness	8.3 mm	7.4 mm	+0.9 mm
Weight	202 g	178 g	+24 g

Drawn to the same scale from the official dimensions (front and side).

Why is Fusion X1 better than Redmi Note 15 5G?

Selfie camera50 MP vs 20 MP2.5×
Energy classA vs B
Wi-Fi standardWi-Fi 6 vs Wi-Fi 5+20%

Why is Redmi Note 15 5G better than Fusion X1?

RAM6 GB vs 12 GB2×
Peak brightness600 nits vs 3,200 nits5.3×
Storage (max)128 GB vs 512 GB4×
OLED panelNo · Fusion X1: Yes
Optical stabilisationNo · Fusion X1: Yes
Stereo speakersNo · Fusion X1: Yes
Wired charging33 W vs 45 W+36%
Battery capacity5,000 mAh vs 5,520 mAh+10%
Refresh rate90 Hz vs 120 Hz+33%
Pixel density269 ppi vs 405 ppi+51%
Water resistance (IPx)IPx4 vs IPx5+25%
Ultra-wide cameraNo · Fusion X1: Yes

Specifications

Side by side

Only differences	HMD Fusion X1≈ $2707.0	Xiaomi Redmi Note 15 5G≈ $2708.8
Design
Weight	202 g	178 g
Thickness	8.3 mm	7.4 mm
Height	164.2 mm	164 mm
Width	75.5 mm	75.4 mm
Frame	—	Plastic
Back	—	Plastic
Ingress protection	IP54	IP65
Water resistance (IPx)	IPx4	IPx5
Glass protection	—	Gorilla Glass 5
Colours	Black	Black, Blue, Purple
Display
Screen size	6.6″	6.8″
Panel	IPS TFT	AMOLED
OLED panel	No	Yes
Resolution (width)	720 px	1,080 px
Resolution (height)	1,612 px	2,392 px
Pixel density	269 ppi	405 ppi
Refresh rate	90 Hz	120 Hz
Peak brightness	600 nits	3,200 nits
Measured brightness	—	3,286 nits
Screen-to-body ratio	83.4%	91.1%
HDR	—	Yes
Performance
Chipset	Qualcomm Snapdragon 4 Gen 2	Qualcomm Snapdragon 6 Gen 3
Chip maker	Qualcomm	Qualcomm
Process	—	4 nm
CPU cores	8	8
CPU frequency	2.2 GHz	2.4 GHz
GPU	Adreno 613	Adreno 710
AnTuTu score	—	830,765
Geekbench 6 (multi-core)	—	2,972
Memory
RAM	6 GB	12 GB
Storage (max)	128 GB	512 GB
Storage (base)	128 GB	128 GB
Storage type	—	UFS 2.2
Memory card slot	Yes	Yes
Camera
Main camera	108 MP	108 MP
Main camera aperture	—	f/1.7
Main sensor size	—	1/1.67"
Rear cameras	2	2
Optical stabilisation	No	Yes
Ultra-wide camera	No	Yes
Telephoto camera	No	No
Max video	—	1080p
4K video frame rate	—	30 fps
Selfie camera	50 MP	20 MP
4K selfie video	—	No
Battery
Battery capacity	5,000 mAh	5,520 mAh
Battery type	—	Li-Po
Wired charging	33 W	45 W
Charged in 30 min	—	55%
Wireless charging	No	No
Connectivity
5G	Yes	Yes
eSIM	Yes	Yes
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6	Wi-Fi 5
Bluetooth	5.1	5.4
NFC	Yes	Yes
USB	—	USB Type-C
USB version	—	2
Infrared port	—	Yes
Satellite navigation	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS
Features
Stereo speakers	No	Yes
3.5 mm headphone jack	—	No
Fingerprint sensor	Side	Under display
Sensors	proximity, accelerometer, gyro, light, fingerprint	proximity, accelerometer, gyro, compass, fingerprint
Software
OS at launch	Android 14	Android 15
Platform	Android	Android
Interface	—	HyperOS 2
EU label
Energy class	A	B