Samsung Galaxy S9 Plus

Samsung Galaxy S9 Plus 3D preview

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6.2" Super AMOLED
Snapdragon 845 / Exynos 9810
12MP+12MP Dual Rear
8MP Front Camera
64GB+6GB RAM
LTE Cat18
USB 3.1 Type-C
IP68 Water Resistant
3500mAh Battery
Fast Wireless Charging
189g, 8.5mm thick

6.2" Super AMOLED Display

2960 x 1440 (Quad HD+) resolution, 529 ppi

HDR10, Always-On Display, Corning Gorilla Glass 5

Snapdragon 845 / Exynos 9810

US: Snapdragon 845 (10nm), Adreno 630 GPU

EMEA: Exynos 9810 (10nm), Mali-G72 MP18 GPU

6GB LPDDR4X RAM

Dual 12MP OIS Rear Camera

Wide: f/1.5-f/2.4 variable aperture, dual pixel PDAF

Telephoto: f/2.4, 2x optical zoom

Super Slow-mo 960 fps, 4K60 video

3500mAh Battery

Fast wired charging (QC 2.0) - 15W

Fast wireless charging (Qi/PMA)

Non-removable Li-Ion

LTE Cat18, Wi-Fi ac, Bluetooth 5.0

4×4 MIMO, CA up to 6CC, LAA

Wi-Fi 802.11 a/b/g/n/ac 2.4+5GHz, VHT80 MU-MIMO

GPS, GLONASS, BeiDou, Galileo

64GB / 128GB / 256GB Storage

UFS 2.1, microSD up to 400GB

Nano-SIM + microSD (shared slot in dual-SIM models)

The Samsung Galaxy S9 Plus was officially announced on February 25, 2018 during the Mobile World Congress in Barcelona. Preorders began March 2, 2018, and in-store availability started March 16, 2018 through major US carriers including AT&T, Sprint, T-Mobile, Verizon, U.S. Cellular, and Xfinity Mobile, as well as retail partners Best Buy, Amazon, Costco, Sam’s Club, Target, and Walmart.

  • Announced: February 25, 2018
  • Release: March 16, 2018 (United States)
  • Launch Price: US$839.99 (unlocked)
  • Status (as per GSMArena): Discontinued

The product launched with Android 8.0 (Oreo) and received official updates up to Android 10 with One UI 2.5. Security updates have since ended.

The Galaxy S9 Plus retains the glass-and-metal design language of its predecessor, with a glass front and back protected by Corning Gorilla Glass 5 and an aluminum frame. The rear fingerprint sensor is centered below the camera module.

  • Dimensions: 158.1 x 73.8 x 8.5 mm (6.22 x 2.90 x 0.33 in)
  • Weight: 189 grams
  • IP68 rating: Dust tight and water resistant up to 1.5m for 30 minutes
  • Note: One official support page lists IP67, but the primary press release and GSMArena confirm IP68; IP68 is treated as the authoritative specification.

Colors (US)

  • Lilac Purple, Midnight Black, Coral Blue

The 6.2-inch display uses a dual-edged Super AMOLED panel with a Quad HD+ resolution and HDR10 support. The default resolution is set to Full HD+ to balance battery life.

  • Type: Super AMOLED, HDR10, Always-On Display
  • Size: 6.2 inches (158.0mm full rectangle, 154.5mm rounded corners)
  • Resolution: 2960 x 1440 pixels (Quad HD+), 529 ppi
  • Aspect ratio: 18.5:9
  • Screen-to-body ratio: ~84.2%
  • Protection: Corning Gorilla Glass 5
  • Other features: 3D Touch (home button), VR headset support

The primary innovation is the variable aperture on the wide camera, switching between f/1.5 for low light and f/2.4 for bright scenes. The secondary telephoto lens enables 2x optical zoom, and both rear cameras feature optical image stabilization.

Rear Camera Cluster

  • Wide-angle: 12 MP, f/1.5-f/2.4, 26mm, 1/2.55", 1.4µm, Dual Pixel PDAF, OIS
  • Telephoto: 12 MP, f/2.4, 52mm, 1/3.6", 1.0µm, AF, OIS, 2x optical zoom
  • Flash: Dual LED, High CRI
  • Video: 4K (UHD) @ 30/60fps, 1080p @ 240fps, 720p @ 960fps (Super Slow-mo), HDR, stereo sound, gyro-EIS/OIS

Front Camera

  • Sensor: 8 MP, f/1.7, 25mm, 1/3.6", 1.22µm, AF
  • Features: Auto HDR, 1440p video @ 30fps
  • Iris scanner camera: 2 MP dedicated

Key Camera Software

  • Super Slow-mo with automatic motion detection and 35 background music options
  • AR Emoji - analyzes 2D image to create a 3D model (AGIF file)
  • Bixby Vision - real-time object detection, translation, purchase info, calorie tracking

The Galaxy S9 Plus shipped with Android 8.0 Oreo and Samsung’s Experience UI. Over the product’s life, it received upgrades to Android 9 Pie and Android 10 with One UI 2.5. The chipset varies by region: the US and China use the Qualcomm Snapdragon 845, while Europe/EMEA uses the Samsung Exynos 9810.

  • Operating System (launch): Android 8.0 (Oreo) with Samsung Experience 9.0
  • Last official OS update: Android 10 with One UI 2.5
  • Security updates: Ended after three years (no longer receiving monthly patches)

Regional Chipset Variants

  • US/LATAM/China: Qualcomm Snapdragon 845 (10nm), Adreno 630 GPU
  • EMEA/Global: Exynos 9810 (10nm), Mali-G72 MP18 GPU
  • CPU (US): Octa-core (4×2.8 GHz Kryo 385 Gold + 4×1.7 GHz Kryo 385 Silver)
  • CPU (EMEA): Octa-core (4×2.7 GHz Mongoose M3 + 4×1.8 GHz Cortex-A55)
  • RAM: 6GB LPDDR4X
  • Storage: 64GB, 128GB, or 256GB UFS 2.1; microSD up to 400GB

Beyond the core hardware, the Galaxy S9 Plus introduced several platform-level features that were flagship-first at the time.

  • Bixby: Integrated voice assistant with Natural Language commands; Bixby Vision in camera
  • SmartThings app: First Samsung phone to support the new SmartThings app
  • Samsung DeX: Desktop experience via DeX Pad or DeX Station (cooling fan, HDMI, USB ports)
  • Samsung Pay: NFC and MST payment support; Visa/MasterCard certified
  • Knox 3.1: Defense-grade security, Secure Folder, biometric locks (iris, fingerprint, face recognition, Intelligent Scan)
  • Stereo Speakers: Tuned by AKG, Dolby Atmos surround sound
  • Gear VR & Daydream VR: Compatible with Gear VR with Controller and Google Daydream View

The 3,500 mAh battery is non-removable and supports both fast wired and fast wireless charging. Charging speeds are capped at 15W wired.

  • Capacity: 3,500 mAh (typical; rated 3,270 mAh)
  • Wired charging: 5V/2A or 9V/1.67A (QC 2.0 compatible) - 15W
  • Wireless charging: Qi / PMA (fast wireless charging supported with compatible pads)
  • Battery life (GSMArena test): Endurance rating 86 hours (old test methodology)
  • Standby time (AOD off): up to 342 hours; Talk time: up to 35 hours; Video playback: up to 20 hours

In the Box

  • Handset
  • Data cable (USB Type-C)
  • Ejection pin
  • Quick start guide

Note: Charger not listed in the raw bundle; source does not confirm inclusion of a wall adapter.

The Galaxy S9 Plus offers comprehensive connectivity for its generation, including 4G LTE with carrier aggregation up to 6CC and LTE Cat18 speeds.

  • Network technology: GSM / CDMA / HSPA / EVDO / LTE
  • LTE Cat18: Up to 1200/200 Mbps
  • SIM: Nano-SIM; dual-SIM model (G965F/DS) uses shared SIM/microSD slot
  • Wi-Fi: 802.11 a/b/g/n/ac, 2.4+5GHz, VHT80 MU-MIMO, 1024-QAM, Wi-Fi Direct
  • Bluetooth: v5.0 with LE up to 2 Mbps, aptX support
  • Location: GPS, GLONASS, BeiDou, Galileo (Galileo/BeiDou coverage may be limited)
  • USB: USB Type-C 3.1 Gen 1 (charging, mass storage, OTG)
  • Other: NFC, MST, ANT+, FM radio (USA & Canada only)
  • Sensors: Iris scanner, fingerprint (rear), accelerometer, barometer, gyro, geomagnetic, hall, heart rate (HR), SpO2, proximity, RGB light, pressure

The Samsung Galaxy S9 Plus (SM-G965) was a flagship smartphone that introduced a dual aperture camera, a stunning 6.2-inch Quad HD+ Super AMOLED display, and IP68 water resistance. While its software support has ended, the hardware remains capable for everyday use, particularly for media consumption and photography at budget-friendly second-hand prices. The launch unlocked price of US$839.99 reflected its premium positioning; today it represents a discontinued legacy model.

Launch Price (MSRP): Current Market Price:
US$839.99
— views Research contribution by specs.global