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Xperia 5 III vs 12

Sony Xperia 5 III vs Xiaomi 12

What Xperia 5 III does better (9) and where 12 wins (16) — every spec side by side.

Sony · 2021Xperia 5 III

8.0Score

9 advantages≈ $290

Xiaomi · 202112

8.8Score

16 advantages≈ $320

Higher score

7.6Display7.5

6.2Performance7.4

9.2Camera9.2

3.8Battery7.2

8.0Features9.0

Dimensions

Size comparison

Xperia 5 III12

	Xperia 5 III	12	Difference
Height	157 mm	152.7 mm	+4.3 mm
Width	68 mm	69.9 mm	−1.9 mm
Thickness	8.2 mm	8.2 mm	=
Weight	168 g	179 g	−11 g

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

Why is Xperia 5 III better than 12?

Optical zoom4.4× vs 2.1×2.1×
Memory card slotYes · 12: No
4K video frame rate120 fps vs 60 fps2×
3.5 mm headphone jackYes · 12: No
Pixel density449 ppi vs 419 ppi+7%
Weight168 g vs 179 g+7%
USB version3.1 vs 2+55%
Rear cameras3 vs 2+50%
Main camera aperturef/1.7 vs f/1.9+12%

Why is 12 better than Xperia 5 III?

Main camera12 MP vs 50 MP4.2×
Wired charging30 W vs 67 W2.2×
AnTuTu score708,394 vs 985,115+39%
RAM8 GB vs 12 GB+50%
Wireless chargingNo · Xperia 5 III: Yes
Measured brightness590 nits vs 896 nits+52%
Selfie camera8 MP vs 32 MP4×
Geekbench 6 (multi-core)3,549 vs 3,652+3%
Max video4K vs 8K
CPU frequency2.84 GHz vs 3 GHz+6%
Screen size6.1″ vs 6.3″+3%
Charged in 30 min50% vs 77%+54%

Specifications

Side by side

Only differences	Sony Xperia 5 III≈ $2908.0	Xiaomi 12≈ $3208.8
Design
Weight	168 g	179 g
Thickness	8.2 mm	8.2 mm
Height	157 mm	152.7 mm
Width	68 mm	69.9 mm
Frame	Aluminium	Aluminium
Back	Glass	Glass
Ingress protection	IP65	—
Water resistance (IPx)	IPx5	—
Glass protection	Corning Gorilla Glass 6	Corning Gorilla Glass Victus
Colours	Black, Green, Pink	Gray, Blue, Purple, Green
Display
Screen size	6.1″	6.3″
Panel	OLED	AMOLED
OLED panel	Yes	Yes
Resolution (width)	1,080 px	1,080 px
Resolution (height)	2,520 px	2,400 px
Pixel density	449 ppi	419 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	—	1,100 nits
Measured brightness	590 nits	896 nits
Screen-to-body ratio	81.4%	89.2%
HDR	Yes	Yes
Performance
Chipset	Qualcomm SM8350 Snapdragon 888 5G	Qualcomm SM8450 Snapdragon 8 Gen 1
Chip maker	Qualcomm	Qualcomm
Process	5 nm	4 nm
CPU cores	8	8
CPU frequency	2.84 GHz	3 GHz
GPU	Adreno 660	Adreno 730
AnTuTu score	708,394	985,115
Geekbench 6 (multi-core)	3,549	3,652
3DMark Wild Life Extreme	—	2,255
Memory
RAM	8 GB	12 GB
Storage (max)	256 GB	256 GB
Storage (base)	128 GB	128 GB
Storage type	UFS 3.	UFS 3.1
Memory card slot	Yes	No
Camera
Main camera	12 MP	50 MP
Main camera aperture	f/1.7	f/1.9
Main sensor size	1/1.7"	1/1.56"
Rear cameras	3	2
Optical stabilisation	Yes	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	Yes	Yes
Optical zoom	4.4×	2.1×
Max video	4K	8K
4K video frame rate	120 fps	60 fps
Selfie camera	8 MP	32 MP
4K selfie video	No	No
Battery
Battery capacity	4,500 mAh	4,500 mAh
Battery type	Li-Po	Li-Po
Wired charging	30 W	67 W
Charged in 30 min	50%	77%
Wireless charging	No	Yes
Wireless charging power	—	50 W
Reverse wireless charging	—	Yes
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6	Wi-Fi 6E
Bluetooth	5.2	5.2
NFC	Yes	Yes
USB	USB Type-C 3.1	USB Type-C 2.0
USB version	3.1	2
Video output	Yes	—
Infrared port	—	Yes
Dual-band GPS	—	Yes
Satellite navigation	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	Yes	No
Loudspeaker loudness	-26.7 LUFS	-25.3 LUFS
Fingerprint sensor	Side	Under display
Barometer	Yes	—
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, barometer, compass	Fingerprint (under display, optical), accelerometer, gyro, compass
SAR (head)	—	0.6 W/kg
Software
OS at launch	Android 11	Android 12
Platform	Android	Android
Interface	—	MIUI 13