Compare / Mi 15T vs Oppo Reno15

Mi 15T vs Oppo Reno15

A side-by-side comparison of the Mi 15T and the Oppo Reno15, covering display, chipset, memory, camera, battery and build.

Mi 15T
Xiaomi
Mi 15T
Oppo Reno15
Oppo
Oppo Reno15

Overview

Display
Mi 15T
6.8inch
AM-OLED · 120 Hz
1280 × 2772 · 447 PPI
Oppo Reno15
6.59inch
AMOLED · 120 Hz
1256 × 2760 · 460 PPI
Chip
Mi 15T
MediaTek Dimensity 8400-Ultra MT6899 4 nm
3.25 GHz octa-core
ARM Mali-G720MP7 · Google Android 15 (Vanilla Ice Cream)
Oppo Reno15
Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm)
Octa-core (1x2.8 GHz Cortex-720 & 4x2.4 GHz Cortex-720 & 3x1.8 GHz Cortex-520)
Adreno 722 · Android 16
Memory
Mi 15T
12GB RAM
256 GB · 512 GB storage
No card slot
Oppo Reno15
8 / 12GB RAM
256 GB · 512 GB storage
No card slot
Camera
Mi 15T
50.1MP Main
12 MP Ultra Wide
50.1 MP
32 MP selfie
3840x2160 pixel video
Oppo Reno15
50MP Main
50 MP Telephoto
8 MP Ultra Wide
50 MP selfie
4K@30/60fps video
Battery
Mi 15T
5,500mAh
67 W wired
Oppo Reno15
6,500mAh
80 W wired
Build
Mi 15T
194g
163.2 × 78 × 7.5 mm
IP68
Oppo Reno15
197g
158 × 74.8 × 7.8 mm
IP68
Connectivity
Mi 15T
5GWi-Fi 6Bluetooth 6.0NFCe-SIM + Nano-SIM (4FF)USB C reversible USB 2.0
Oppo Reno15
5GWi-Fi 5Bluetooth 5.4NFCNano-SIM + Nano-SIM + eSIM (max 2 at a time)USB Type-C 2.0

Specifications

Mi 15T

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
UMTS 2100 / 1900 / 1700/2100 / 850 / 800 / 900 / 800 - HSUPA, HSUPA 5.8, HSDPA, HSPA+ 21.1, HSPA+ 42.2, DC-HSDPA 42.2
4G bands
LTE bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71 - 100/50, 150/50, 300/50, 300/75, 300/100, 450/50, 450/100, 600/50, 600/100, 1000/100, 1200/200, 1600, 2000/300
5G bands
NR bands 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78 - 1500, 2600, 3700 data links
Dual SIM
SIM2 supports same bands as SIM1

Oppo Reno15

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International

HSDPA 900 / 2100 - Asia

4G bands

1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41, 42, 43, 48, 66, 71 - International

1, 3, 5, 8, 40 - Asia

5G bands

1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78, 80, 83 SA/NSA - International

1, 3, 5, 8, 40 SA/NSA - Asia

Speed
HSPA, LTE, 5G

Mi 15T

Announced
2025 Sep 24
Status
Available. Released 2025 Sep 24

Oppo Reno15

Announced
2026, January 02
Status
Available. Released 2026, January 02

Mi 15T

Dimensions
163.2 × 78 × 7.5 mm
Weight
194 g
Build
Gorilla Glass 7i
SIM
e-SIM + Nano-SIM (4FF)
Protection
IP68 dust/water resistant (300 cm, 30 min)
Extras
Haptic touch feedback, Tactile touch feedback

Oppo Reno15

Dimensions
158 x 74.8 x 7.8 mm (6.22 x 2.94 x 0.31 in)
Weight
197 g (6.95 oz)
Build
Glass front (Gorilla Glass 7i), aluminum frame, glass back
SIM

Nano-SIM + Nano-SIM + eSIM (max 2 at a time)

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

Mi 15T

Type
AM-OLED display, 1073.7M colors, 120 Hz
Size
6.8 inches
Resolution
1280x2772 pixels (~447 PPI density), ~90.0% screen-to-body ratio
Protection
Gorilla Glass 7i
Touch
Capacitive multi-touch screen
Notch/Hole
1-hole

Oppo Reno15

Type
AMOLED1B colors120HzHDR10+600 nits (typ)1200 nits (HBM)
Size
6.59 inches, 105.6 cm2 (~89.4% screen-to-body ratio)
Resolution
1256 x 2760 pixels (~460 ppi density)
Protection
Corning Gorilla Glass 7i

Mi 15T

OS
Google Android 15 (Vanilla Ice Cream)
Chipset
MediaTek Dimensity 8400-Ultra MT6899 4 nm
CPU
3.25 GHz octa-core
GPU
ARM Mali-G720MP7

Oppo Reno15

OS
Android 16, ColorOS 16
Chipset
Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm)
CPU
Octa-core (1x2.8 GHz Cortex-720 & 4x2.4 GHz Cortex-720 & 3x1.8 GHz Cortex-520)
GPU
Adreno 722

Mi 15T

Card slot
No
Internal
512GB 12GB RAM, 256GB 12GB RAM
Interface
UFS 4.1

Oppo Reno15

Card slot
No
Internal

256GB 8GB RAM, 256GB 12GB RAM, 512GB 8GB RAM, 512GB 12GB RAM

UFS 3.1

Mi 15T

Quad

50.1 MP, f/1.70, 23mm, 2.0 x optical zoom, BSI CMOS, 1.00µm, PD AF, EIS (video), OIS, Pixel unification, HDR photo, HDR video, Red-eye reduction, Slow motion video, Burst mode, Refocus, Touch focus, Macro mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

12.0 MP, f/2.20, 15mm, (ultrawide), BSI CMOS, 1.12µm, HDR photo, HDR video, Slow motion video, Burst mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

50.1 MP, f/1.90, 46mm, BSI CMOS

Mono CMOS sensor (depth/mono)

Other features
dual LED flash
Video
3840x2160 pixel

Oppo Reno15

Triple

50 MP, f/1.8, 26mm (wide), PDAF, OIS

50 MP, f/2.8, 80mm (telephoto), PDAF, OIS, 3.5x optical zoom

8 MP, f/2.2, 15mm, 116˚ (ultrawide), 1/4.0", 1.12µm, AF

Features
Color spectrum sensor, LED flash, HDR, panorama
Video
4K@30/60fps, 1080p@30/60/120fps, gyro-EIS, HDR

Mi 15T

Single

32.0 MP, f/2.20, BSI CMOS, Pixel unification, HDR photo, HDR video, Slow motion video, Burst mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

Video
3840x2160 pixel

Oppo Reno15

Single
50 MP, f/2.0, 18mm (ultrawide), AF
Features
Panorama, HDR
Video
4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR

Mi 15T

Loudspeaker
stereo
3.5mm jack
No
Audio features
Voice speakerSpeakerphoneANCHD VoiceVoLTEViLTE

Oppo Reno15

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No

Mi 15T

WLAN
802.11a, 802.11b, 802.11g, 802.11n, 802.11ac, 802.11ax
Bluetooth
Bluetooth 6.0
Positioning
Simultaneous GPSA-GPSDual-frequency GPSGeotaggingQuickGPSQZSSNavIC
Satellite details
GLONASS (L1OF); Galileo (E1, E5a, E5b); BeiDou (B1c, B1I, B2a BeiDou receiver)
NFC
Yes
USB
USB C reversible USB 2.0
USB features
USB chargingUSB fast chargingUSB HostUSB OTG 1.3USB OTG 2.0USB PDUSB PD 2.0USB PD 3.0
Wireless features
Miracast, Wi-Fi Direct, Wi-Fi Tethering, WiDi, Wi-Fi Calling
IR
Yes

Oppo Reno15

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS, GLONASS, GALILEO, BDS, QZSS
NFC
Yes (market/region dependent)
Infrared port
Yes
Radio
No
USB
USB Type-C 2.0, OTG

Mi 15T

Sensors
AccelerometerGyroCompassIn-screen FP sensorL sensorStep counterNFC
Software
Voice CommandBusiness card recognitionNavigation softwareAugmented Reality (AR)Intelligent personal assistantVoice RecognitionFace Recognition

Oppo Reno15

Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Mi 15T

Type
5500 mAh battery Li-ion polymer (LiPo)
Charging
67.0 W charging wired

Oppo Reno15

Type
6500 mAh
Charging

80W wired, 80W UFCS, 55W PPS, 13.5W PD, 13.5W QC, 100% in 50 min

Reverse wired

Mi 15T

Models
Mi 15T 5G Global Dual SIM TD-LTE 256GB 25069PTEBG
Price
649
Market
AfricaAsiaAustraliaEastern EuropeEuropeMiddle EastNorth AmericaOceaniaSoutheast AsiaWestern Europe
Countries
Armenia, Australia, Austria +59 more
SAR (head)
0.990 W/kg
SAR (body)
0.990 W/kg

Oppo Reno15

Colors
Aurora Blue, Twilight Blue, Aurora White
Models
CPH2825
Price
£ 524.90

Mi 15T

Not listed for this device

Oppo Reno15

Performance

AnTuTu: 1086657 (v10), 1429374 (v11)

GeekBench: 1188 (v6)

3DMark: 2049 (Wild Life Extreme)

Display
1188 nits max brightness (measured)
Loudspeaker
-25.3 LUFS (Very good)
Battery
Active use score 16:23h

Mi 15T

Not listed for this device

Oppo Reno15

Energy
Class A
Battery
71:17h endurance, 1600 cycles
Free fall
Class C (90 falls)
Repairability
Class B

How the Mi 15T and Oppo Reno15 differ

  • The Oppo Reno15 has a larger battery, 6500 mAh against 5500 mAh on the Mi 15T.
  • The Mi 15T has the bigger screen, 6.8 inches against 6.59 inches.
  • The main cameras are 50.1 MP on the Mi 15T and 50 MP on the Oppo Reno15.
  • The Oppo Reno15 is the newer of the two, released in January 2026.