Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best samsung s21 cases of 2026
Save up to 40% off
1
OtterBoxOtterBox Defender Series Rugged Case for Samsung Galaxy S21 5G (NOT Plus/FE/Ultra) Case Only - Non-Retail Packaging - Black - with Microbial Defense
20% Off9.8Exceptional
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily
- Based on millions of stores and reviews
- Shoppers influence our rankings
Analyzing top stores
2
CraveCrave for Galaxy S21 Case, Shockproof Protection Dual Layer Case for Samsung Galaxy S21 5G (6.2 inch) - Forest Green
Key specs-
product dimensions:6.77 x 3.43 x 0.71 inches
-
screen size:6.2 inches
-
color:Forest Green
-
compatible devices:Samsung Galaxy S21, S21 5G
-
form factor:Bumper
9.7Exceptional
Our Rating
-
3
![Warsia for Samsung Galaxy S21 Case, with HD Screen Protector [Military Grade Drop Tested] Heavy-Duty Tough Rugged Shockproof Protective Case for S21, Black](https://d1ttb1lnpo2lvz.cloudfront.net/7e0a079/loader.svg)
WarsiaWarsia for Samsung Galaxy S21 Case, with HD Screen Protector [Military Grade Drop Tested] Heavy-Duty Tough Rugged Shockproof Protective Case for S21, Black
10% Off9.6Exceptional
-
4
RayboenRayboen for Magnetic Samsung Galaxy S21 Case, [Compatible with Magsafe] Frosted Skin-Feel Solid Dual-Tone Panel with Soft Edge, Protective Durable Slim Fit Phone Cover for Galaxy S21 5G, Matte Black
9.5Excellent
-
5
SpigenSpigen Liquid Air [Military Grade] Designed for Galaxy S21 Case (2021) - Matte Black
35% Off9.2Excellent
Our Rating
-
-
See Today’s Deals & Prices
6
kwmobilekwmobile Case Compatible with Samsung Galaxy S21 Case - TPU Silicone Phone Cover with Soft Finish - Gray Green
8.9Very Good
Our Rating
-
7
TENOCTENOC Phone Case for Samsung Galaxy S21 5G, Clear Case Non-Yellowing Protective Bumper Hard Back Cover
40% Off8.7Very Good
-
8
OWKEYOWKEY for Samsung Galaxy S21 Case with Stand, Magnetic Shockproof Case Fit for Magsafe Translucent Matte Cover for Samsung S21, Black
8.6Very Good
-
9
M MAIKEZIProtective Case with Screen Protector for Samsung Galaxy S21 5G - Dual Layer, Magnetic Ring Holder, Kickstand, Drop Tested - Navy Blue
8.3Good
-
10
OtterBoxOtterBox Symmetry Series Clear Series Case for Galaxy S21 5G (ONLY - Does NOT FIT Plus or Ultra) - Stardust (Silver Flake/Clear)
15% Off8.1Good
-
