Galaxy S21 5G | S21+ 5G

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Performance

PERFORMANCE

Can't stop won't stop
Two Galaxy S21 Plus 5G phones in Phantom Violet seen meeting each other at an angle, one seen from the rear. The two phones separate and move away from each other.

INTELLIGENT BATTERY

Epic battery power

Our All-Day Intelligent Battery harnesses power well beyond the 24-hour mark, even on 5G1, with up to 4800mAh2, new power-efficient display and processor that lasts as long as you do.

Galaxy S21 Plus 5G phone seen from the front in landscape view with a cityscape onscreen. The cityscape lighting goes from day to night to demonstrate using the phone from morning until night.

  • Super Fast Charging gives you hours of power in minutes of charge.3

  • Fast Wireless Charging 2.0 is a quick power-up — without the cable.4

  • Wireless PowerShare uses your phone to charge your buds, watch or even a friend's phone.5

LEARN MORE
Certified USB Fast Charger 25W logo.

*The USB Implementers Forum, Inc. (USB-IF) was established in 1995 to support and accelerate the market and consumer adoption of USB compliant devices. Galaxy S21 5G and S21+ 5G's Super Fast Charging has been certified to be compliant to the USB standards which means your products have met the highest standards in the industry. This certification can be found on www.usb.org.

Epic battery power

Our All-Day Intelligent Battery harnesses power well beyond the 24-hour mark, even on 5G2, with up to 4800mAh1, new power-efficient display and processor that lasts as long as you do.

  1. 1. Typical value tested under third-party laboratory condition. Typical value is the estimated average value considering the deviation in battery capacity among the battery samples tested under IEC 61960 standard. Rated (minimum) capacity is 3880mAh for Galaxy S21 5G and 4660mAh for Galaxy S21+ 5G. Actual battery life may vary depending on network environment, usage patterns and other factors.
  2. 2. Estimated against the usage profile of an average/typical user. Independently assessed by Strategy Analytics between 2020.12.07-12.18 in USA and UK with pre-release versions of SM-G991, SM-G996 under default setting using 5G Sub6 networks (NOT tested under 5G mmWave network). Actual battery life varies by network environment, features and apps used, frequency of calls and messages, number of times charged and many other factors.
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5NM PROCESSOR

Epic power and speed

Packing more speed, power and intelligence than ever, the 5nm processor processor is fast enough to keep up with the action, so you can do more even faster.6

8GB of RAM

*Image simulated for illustration purposes.

*Compared to Galaxy S20 5G

Three Galaxy S21 Plus 5G phones in Phantom Violet seen from the front at an angle, stacked against each other. One phone shows downloaded episodes onscreen, another the Internet interface, and one shows a video streaming interface.

STORAGE

Keep memories close at hand

With up to 256GB of built-in memory, you can store thousands of high-res pics and videos.7 Need a backup plan? Microsoft OneDrive has you covered with automatic file syncing straight to the cloud.8

LEARN MORE
Galaxy S21 Plus 5G seen from the front with an image of a woman laughing onscreen. A gallery of images is seen behind it.

5G

With our industry-leading 5G chipset you can download entire seasons hyperfast—or enable Wi-Fi 6 to connect you to everything you love quickly and reliably.1

See how Galaxy 5G can transform your business.

Galaxy 5G FOR BUSINESS

play

A woman looks out the window through blinds. The scene pulls back to show and Galaxy S21 Plus 5G in Phantom Violet appears. Onscreen is a streaming platform, downloading TV episodes to demonstrate the speed of 5G.

Galaxy S21 Plus 5G in Phantom Violet seen from the side facing left in front of 5G typography.
Close-up of download screen on Galaxy S21 Plus 5G shows many episodes can be downloaded at once with the speed of 5G.

HyperFast 5G lets you download a whole season of your favorite show in a flash. The 5G-compatible chipset delivers faster speeds to keep you connected as you upload or download.16, 17, 18 While Wi-Fi 6 connects you to everything you love quickly and reliably.19

SECURITY

Share only what you want

Your data and personal info is on lockdown with our most advanced security team yet: Samsung Knox to secure your phone from the chip up, Knox Vault to encrypt biometric data and a larger Ultrasonic Fingerprint sensor that unlocks even faster.6

See how Samsung Knox can protect your business

Galaxy S21 Plus 5G seen from the front with a white Samsung Knox logo onscreen.

GAMING

Performance that's got game

Own the leaderboard with our ultra-responsive 120Hz display and hyperfast 5G1 and Wi-Fi 6 connectivity. Plus, with Priority Mode blocking calls and optimizing gameplay, you've got the edge to stay on top.

XBOX GAME PASS
Person is holding a Galaxy S21 with both hands. On screen is a mobile game.

Your game's secret weapon

An ultra-responsive 120Hz display, smooth action, 5G and Wi-Fi 6 combine to give you the edge you need to own the leaderboard.

Enhanced Game Booster

Game Booster's new Priority Mode keeps you laser-focused on your game by blocking calls and notifications while AI automatically monitors and adjusts your settings to maintain optimal gaming conditions.

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Discover Galaxy S21 5G and S21+ 5G in AR

SEE NOW

Hand holding Galaxy S21 Plus 5G with the AR site onscreen.

Galaxy for business

Samsung Galaxy devices work together to empower your team, wherever they work and whatever the challenge. Enjoy exclusive volume discounts with a Samsung Business Account, bulk trade-in credit and 0% Samsung Business Financing. Plus, easily bundle and get up to 35% off business software on AppStack.

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  1. 5G speeds vary and require optimal network and connection (factors include frequency, bandwidth, congestion); see carrier for availability.
  2. Battery Capacity (Typical): Typical value tested under third-party laboratory condition. Typical value is the estimated average value considering the deviation in battery capacity among the battery samples tested under IEC 61960 standard. Rated (minimum) capacity is 3880mAh for Galaxy S21 5G and 4660mAh for Galaxy S21+ 5G. Actual battery life may vary depending on network environment, usage patterns and other factors.
  3. Superfast (25 W) charger sold separately. Use only Samsung-approved chargers and cables; do not use any worn or damaged chargers or cables; incompatible charger or cable can cause serious injuries or damage to your device.
  4. Fast Wireless Charging 2.0 at 10W or higher is currently available with Wireless Charger Stand (EP-N5200) and Wireless Charger Duo Pad (EP-P5200). Wireless Chargers sold separately. Other wireless chargers compatible with WPC support wireless charging under 5W. Actual charging speed may vary depending on the actual usage, charging conditions and other factors. Wireless charger requires power connection. Recommend using Samsung charging cable and/or travel adapter for optimal performance.
  5. Wireless PowerShare limited to Samsung or other brand smartphones and accessories with WPC Qi wireless charging. Check samsung.com for compatibility. May not work with certain accessories, covers, or other brand devices. May affect call reception or data services, depending on your network environment. Speed and power efficiency of charge varies by device.
  6. When compared to the previous S series.
  7. For 128GB storage, you can store about 25,600 photos for 4MB and about 1900 videos for 51.4MB. Actual number of photos and videos that can be stored depends on your camera setting. Storage space simulation exclusive of pre-installed software and applications. Actual storage space may vary by country, model, file size, and format
  8. Requires initial setup of OneDrive syncing on Galaxy device. Start with 5GB of free cloud storage or upgrade to a subscription for more storage. App availability and experience may vary by region and device.
  9. Galaxy SmartTag sold separately.
  10. Galaxy Buds Pro sold separately.