Galaxy S21 5G vs Galaxy S23 Ultra

Name: Samsung Galaxy S21 5G
Brand: Samsung
SKU: samsung-galaxy-s21-5g
Availability: InStock
Rating: 5.0 (23 reviews)

Guide

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Guide

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Swappasaurus says...

Samsung released the Galaxy S21 in January 2021, and the Galaxy S23 Ultra was released in February 2023. The Galaxy S23 Ultra features a 6.6-inch display, larger than the 6.2-inch display on the Galaxy S21. Aside from the larger display, the Galaxy S23 Ultra has other advantages over the Galaxy S21. For example, the Galaxy S23 Ultra has an integrated S Pen, the newer Snapdragon 8 Gen 2 processor, and up to 1TB of storage space.

Price Comparison

Galaxy S21 5G

Low price:

$159

Avg price:

$222

How much does Galaxy S21 5G cost?

Galaxy S23 Ultra

Low price:

$566

Avg price:

$856

What's the best Galaxy S23 Ultra price?

Galaxy S21 5G vs Galaxy S23 Ultra Pricing

Galaxy S21 5G prices start at $159, which is cheaper than the Galaxy S23 Ultra low price of $566.

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Specs Comparison

The Galaxy S21 spec list includes a 6.2-inch Dynamic AMOLED 2X FHD+ display, a Snapdragon 888 processor, Adreno 660 GPU, up to 256GB of storage, 8GB of RAM, WiFi 6, Bluetooth 5.0, and a 4000 mAh battery.

The Galaxy S23 Ultra spec list includes a 6.8-inch Dynamic AMOLED 2X QHD+ display, a Snapdragon 8 Gen 2 processor, Adreno 740 GPU, up to 1TB of storage, up to 12GB of RAM, WiFi 6E, Bluetooth 5.3, a 5000 mAh battery, and an integrated Samsung S Pen.

Common specs include 5G cellular connectivity, an IP68 rating for dust and water resistance, stereo speakers, NFC, USB-C, and an ultrasonic fingerprint sensor.

Size

Size	Galaxy S21 5G	Galaxy S23 Ultra
Width	71 mm 2.8 inches
Height	152 mm 6.0 inches
Depth	8 mm 0.3 inches
Weight	170 g 6.0 ounces

The Galaxy S21 features a 6.2” display size, and the Galaxy S23 Ultra features a 6.8” display size. Overall, the Galaxy S21 is much smaller and lighter than the Galaxy S23 Ultra.

The Galaxy S21+ measures 5.97” (H) x 2.80” (W) x 0.31” (D) and weighs 6.0 ounces. In comparison, the measurements for the Galaxy S23 Ultra are as follows: 6.43” (H) x 3.07” (W) x 0.35” (D) with a weight of 8.2 ounces.

Camera

Camera	Galaxy S21 5G	Galaxy S23 Ultra
Primary	12.2 MP
Resolution	4032x3024

The Galaxy S21 features a single 10MP wide-angle selfie camera, and the Galaxy S23 Ultra features a single 12MP wide-angle one.

The Galaxy S21 features a triple camera array that includes 64MP wide, 12MP telephoto, and 12MP ultra-wide cameras on the back. And, the Galaxy S23 Ultra features a quad camera array with 200MP wide, 10MP periscope telephoto, 10MP telephoto, and 12MP ultra-wide cameras on the back.

Screen

Display	Galaxy S21 5G	Galaxy S23 Ultra
Resolution	1080x2400
Screen Size	158 mm 6.2 in
Pixels Per Inch	424 ppi	ppi

The Galaxy S21 features a 6.2-inch display and the Galaxy S23 Ultra features a 6.8-inch display, and both displays are Dynamic AMOLED 2X Infinity-O, HDR10+ certified, and able to support refresh rates up to 120Hz.

Details for the Galaxy S21 display include a resolution of 2400 x 1080 at 421 pixels per inch and an aspect ratio of 20:9. Details for the Galaxy S23 Ultra display include a resolution of 3088 x 1440 at 500 pixels per inch and an aspect ratio of 19.3:9. The Galaxy S23 Ultra also supports the Samsung S Pen.

Battery

Battery	Galaxy S21 5G	Galaxy S23 Ultra
Capacity	4000 mAh	mAh
Longevity	15 hours	hours
USB	USB-C

The Galaxy S21 is powered by a 4000 mAh battery and the Galaxy S23 Ultra is powered by a 5000 mAh battery. Otherwise, the Galaxy S21 and the Galaxy S23 Ultra both support 25W fast wired charging, 15W standard wired charging, 15W Qi wireless charging, and 4.5W reverse wireless charging. The Galaxy S23 Ultra also supports 45W super fast wired charging.

Processing

Processor	Galaxy S21 5G	Galaxy S23 Ultra
CPU	Samsung Exynos 2100 5G S5E9840

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Color Choices

Galaxy S21 5G

Available in 4 colors:

White
Gray
Pink
Violet

Which Galaxy S21 5G color should you buy?

Galaxy S23 Ultra

Available in 8 colors:

Black
Cream
Graphite
Green
Lavender
Lime Green
Red
Sky Blue

Which color Galaxy S23 Ultra is the most popular?

Galaxy S21 5G vs Galaxy S23 Ultra Colors

The Galaxy S21 5G and Galaxy S23 Ultra have completely different color choices. The Galaxy S21 5G offers four color choices: Violet, White, Pink, and Gray. The Galaxy S23 Ultra sports eight different color choices: Black, Cream, Lavender, Graphite, Green, Red, Sky Blue, and Lime Green.

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The Galaxy S21 is available in the following colors: Phantom Gray, Phantom White, Phantom Pink, and Phantom Violet. In comparison, the Galaxy S23 Ultra is available in the following colors: Phantom Black, Green, Lavender, Cream, Lime, Sky Blue, Graphite, and Red.

Storage Options

Galaxy S21 5G

Choose from 2 storage options:

128GB
256GB

Which Galaxy S21 5G storage should I buy?

Galaxy S23 Ultra

Choose from 3 storage options:

256GB
512GB
1TB

Which storage Galaxy S23 Ultra is the most popular?

Galaxy S21 5G vs Galaxy S23 Ultra Storage

The Galaxy S23 Ultra introduces two new storage options not found on the Galaxy S21 5G: 512GB and 1TB. Both the Galaxy S21 5G and Galaxy S23 Ultra share one storage option: 256GB. However, the Galaxy S23 Ultra does not have options for 128GB, as seen on the Galaxy S21 5G.

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The Galaxy S21 and the Galaxy S23 Ultra are available with 256GB of storage space. Additionally, the Galaxy S21 is available in a 128GB storage configuration, and the Galaxy S23 Ultra is available in 512GB and 1TB storage configurations.