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Smartphone comparison

OnePlus 15T vs Samsung Galaxy S27

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
OnePlus 15T

OnePlus 15T

  • 194 g.
  • About 165 Hz display refresh rate.
  • About 6.32 inch screen.
  • Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) processor.
  • Storage: UFS 4.1.
KSh 98,000Out of Stock
02
Samsung Galaxy S27

Samsung Galaxy S27

  • 167 g.
  • 120 Hz display refresh rate.
  • 6.3 inch screen.
  • Adreno 840 (1.3GHz) - US/CA/CN; Xclipse 960 - ROW graphics.
  • 12 GB RAM in this version.
KSh 97,500Out of Stock

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Xiaomi 17T ProKSh 98,000
OnePlus 15 5GKSh 111,000
Honor 600 Pro 5GKSh 100,000
Samsung Galaxy S25 PlusKSh 97,000
Xiaomi 15KSh 104,000
POCO F8 UltraKSh 106,000
Google Pixel 10 ProKSh 99,000
2 of 4 products

Our quick verdict

With the same IP68 rating and 50 MP main camera, the OnePlus 15T has a much bigger battery (7,500 mAh) and a sharper, brighter screen and scrolls more smoothly (165 Hz), while the Samsung Galaxy S27 has longer software support (7 OS upgrades promised) and offers video output to a monitor over USB-C.

Weight

OnePlus 15T
194 g
Samsung Galaxy S27
167 g

Refresh

OnePlus 15T
About 165 Hz display refresh rate
Samsung Galaxy S27
120 Hz display refresh rate

Display

OnePlus 15T
About 6.32 inch screen
Samsung Galaxy S27
6.3 inch screen

Performance

OnePlus 15T
Adreno 840 graphics
Samsung Galaxy S27
Adreno 840 (1.3GHz) - US/CA/CN; Xclipse 960 - ROW graphics

Storage

OnePlus 15T
UFS 4.1
Samsung Galaxy S27
UFS 4.X

Key differences

The main differences to help you choose.

OnePlus 15T

  • Bigger battery: 7,500 mAh (vs 4,300 mAh).
  • Faster rated wired charging: 100 W (vs 25 W).
  • Smoother 165 Hz display (vs 120 Hz).
  • Sharper screen: 460 ppi (vs 411 ppi).
  • Faster wireless charging: 50 W (vs 15 W).
  • Brighter display: up to 3,600 nits (vs 2,600).

Samsung Galaxy S27

  • 7 OS upgrades promised.
  • Aluminium frame and glass back (vs aluminium frame and plastic back).
  • Lighter: 167 g (vs 194 g).
  • Slimmer: 7.2 mm thick (vs 8.4 mm).
  • Video output to an external display over USB-C.
  • Video output to a monitor over USB-C (DisplayPort).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PriorityOnePlus 15TSamsung Galaxy S27
Display6.32-inch OLED display, 165 Hz, 460 ppi6.3-inch OLED display, 120 Hz, 411 ppi
Camera50 MP main camera with OIS, plus a 3.5x telephoto camera50 MP main camera with OIS, plus a 3x telephoto camera
PerformanceQualcomm Snapdragon 8 Elite Gen 5 processorQualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 processor
StorageUp to 1 TB storage256 GB storage
Battery capacity7,500 mAh battery4,300 mAh battery
Charging100 W wired, 50 W wireless charging25 W wired, 15 W wireless charging

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
BrandOnePlusSamsung
ModelOnePlus 15T—
Announced2026, March 24—
Release statusAvailable. Released 2026, March 29—
Model numbersPLZ110—

Design

Design specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
Dimensions150.6 x 71.8 x 8.4 mm (5.93 x 2.83 x 0.33 in)149.6 x 71.7 x 7.2 mm (5.89 x 2.82 x 0.28 in)
Weight194 g (6.84 oz)167 g (5.89 oz)
Build materialsGlass front, aluminum frame, glass-fiber reinforced plastic backGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame

Display

Display specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
Display6.32 inches, 97.9 cm2 (~90.6% screen-to-body ratio); AMOLED, 1B colors, 165Hz, 3840Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM), 3600 nits (peak)6.3 inches; Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Screen resolution1216 x 2640 pixels, 19.5:9 ratio (~460 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~411 ppi density)
Display protectionCrystal Shield GlassCorning Gorilla Glass Victus 2, Mohs level 5

Performance

Performance specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
ProcessorQualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm) - US/CA/CN Exynos 2600 (2 nm) - ROW
CPUOcta-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) - US/CA/CN; 10-core (1x3.80GHz C1-Ultra & 3x3.25GHz C1-Pro & 6x2.75GHz C1-Pro) - ROW
GPUAdreno 840Adreno 840 (1.3GHz) - US/CA/CN; Xclipse 960 - ROW

Memory & Storage

Memory & Storage specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
RAM12GB / 16GB12GB
Storage256GB / 512GB / 1TB256GB
Storage technologyUFS 4.1UFS 4.X
Expandable storageNoNo
Memory configurations256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM—

Cameras

Cameras specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
Rear camera50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 50 MP, f/2.8, 85mm (telephoto), 3.5x optical zoom, PDAF, OIS50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Front camera16 MP, f/2.4, 23mm (wide)12 MP, f/2.2, 23mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Rear camera featuresColor spectrum sensor, LED flash, HDR, panoramaBest Face, Horizon Lock, LED flash, auto-HDR, panorama
Rear camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, OIS, Dolby Vision HDR8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Front camera featuresHDR, panoramaHDR, HDR10+
Front camera video1080p@30fps, gyro-EIS4K@30/60fps, 1080p@30fps

Battery & Charging

Battery & Charging specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
BatterySi/C Li-Ion 7500 mAhLi-Ion 4300 mAh
Charging100W wired, 44W/100W UFCS, 55W PPS, 18W PD/QC, 61% in 30 min 50W wireless 10W reverse wired25W wired, PD3.0, 55% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless

Software

Software specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
Operating systemAndroid 16, OxygenOS 16 (Global), ColorOS 16 (China)Android 16, up to 7 major OS updates, One UI 8.5

Network

Network specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
NetworkGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
SIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time) · Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT · Nano-SIM + eSIM + eSIM (max 2 at a time) - USA · Nano-SIM + Nano-SIM - CN
2G bandsGSM 850 / 900 / 1800 / 1900—
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100—
4G bands1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66—
5G bands1, 2, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 66, 48, 77, 78 SA/NSA/Sub6—
Network speedHSPA, LTE, 5G—

Connectivity

Connectivity specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
NFCYesYes
Bluetooth6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 55.4, A2DP, LE
Wi-FiWi-Fi 802.11 a/b/g/n/ac/6/7, dual or tri-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
PositioningGPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS, NavIC (L5)GPS, GLONASS, BDS, GALILEO, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 3.2, DisplayPort 1.2, OTG
InfraredYes—

Durability

Durability specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
Water resistanceIP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)

Features

Features specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
ColorsBrown, Green, White—
Desktop mode—Samsung DeX and Samsung Wireless DeX

Audio

Audio specifications comparison
SpecificationOnePlus 15TSamsung Galaxy S27
LoudspeakersYes, with stereo speakersYes, with stereo speakers
3.5 mm headphone jackNoNo
Audio features—High-bitrate audio support

Similarities

  • Both are rated IP68.
  • Both have optical image stabilisation.
  • Both support Wi-Fi 7.
  • Both have NFC.
  • Both have stereo speakers.
  • Both have OLED displays.

In summary

For most buyers the OnePlus 15T is the better buy; the Samsung Galaxy S27 makes sense if you want longer software support.

Back to compared products ↑

In-stock alternatives

Xiaomi 17T ProFor OnePlus 15TXiaomi 17T ProView product ↗Google Pixel 10 ProFor OnePlus 15TGoogle Pixel 10 ProView product ↗

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