Best Selling Galaxy S21 Ultra 5g Case: See Top Product Rankings by Sales Volume & Market Trends

August 2026
43 Products Tracked

Looking for the most popular galaxy s21 ultra 5g case products in the market? Our report leverages real Amazon monthly sales data to identify the best-performing products and the fastest-growing opportunities within the search results for the keyword "galaxy s21 ultra 5g case." Whether you're searching for winning products to launch or monitoring market trends and competitor performance, this report provides the insights you need.

Based on monthly sales analytics, our Shoppers' Top Picks highlights that ASIN B08NCX6FP6 currently leads the galaxy s21 ultra 5g case market with 500 monthly sales, followed closely by B0GY7N867T with 500 monthly sales and B0DVBP67NS with 400 monthly sales. Meanwhile, ASIN B08NCNBBTW stands out as the fastest-growing product, achieving an impressive 100.0% month-over-month sales growth. By tracking competitor sales performance and shifts in market demand, sellers can uncover emerging opportunities and make more informed product and marketing decisions.

🏆Shoppers' Top PicksAmazon
by monthly sales August 2026
OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Black
1
B08NCX6FP6
$22.99·
4.5
Units/sold500
LeYi for S21-Ultra Phone Case [MagSafe Fit] Thin Matte Translucent, Black | Samsung Galaxy S21 Ultra Case Camera Bump Protection, Magnetic Samsung S 21 Ultra Case Android Mobile Unlocked S21Ultra 5G
2
B0GY7N867T
$9.71·
4.5
Units/sold500
OtterBox Galaxy S21 Ultra 5G (Only) - Defender Series Screenless Edition Case - Black - Rugged & Durable - with Port Protection - Holster Clip Included - Non-Retail Packaging
3
B0DVBP67NS
$34.95·
4.8
Units/sold400
🚀Fastest Growing
by MoM sales growth
OtterBox Galaxy S21 Ultra 5G Defender Series Case - Black | Tough, Rugged & Durable Samsung Galaxy Case, Multi-Layer, Impact Absorbing Phone Case for Samsung, Includes Holster Kickstand
#1
B08NCNBBTW
$31.49·
4.7
OtterBox Galaxy S21 Ultra 5G Defender Series Case - Black | Tough, Rugged & Durable Samsung Galaxy Case, Multi-Layer, Impact Absorbing Phone Case for Samsung, Includes Holster Kickstand
Units/sold
300100.0%
MXX Case Compatible with Galaxy S21 Ultra Case, 3-Layer Super Full Heavy Duty Body Bumper Cover/Shock Protection/Dust Proof, Designed for Samsung Galaxy S21 Ultra 5G 6.8 Inch 2021 (Black)
#2
B092381755
$15.95·
4.5
MXX Case Compatible with Galaxy S21 Ultra Case, 3-Layer Super Full Heavy Duty Body Bumper Cover/Shock Protection/Dust Proof, Designed for Samsung Galaxy S21 Ultra 5G 6.8 Inch 2021 (Black)
Units/sold
30050.0%

Top Selling Galaxy S21 Ultra 5g Case

As of August 2026, we analyzed 43 tracked products in Amazon's "galaxy s21 ultra 5g case" search results and generated the following sales chart and product rankings based on monthly sales data. The ranking below highlights the Top 10 products by estimated monthly sales. According to the latest data, these products generated between 200 and 500 monthly sales. B08NCX6FP6 leads the galaxy s21 ultra 5g case market with an estimated 500 monthly sales.

43Products Tracked
350Top 10 Avg. Sales
$20.20Top 10 Avg. Price
4.5Top 10 Avg. Rating
🏆
OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Black
#1
B08NCX6FP6

OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Black

500
Units Sold/mo
$22.99
Price
4.5
Rating
8.4K
Reviews
2
LeYi for S21-Ultra Phone Case [MagSafe Fit] Thin Matte Translucent, Black | Samsung Galaxy S21 Ultra Case Camera Bump Protection, Magnetic Samsung S 21 Ultra Case Android Mobile Unlocked S21Ultra 5G
B0GY7N867T
$9.71
4.5 (5.7K)
LeYi for S21-Ultra Phone Case [MagSafe Fit] Thin Matte Translucent, Black | Samsung Galaxy S21 Ultra Case Camera Bump Protection, Magnetic Samsung S 21 Ultra Case Android Mobile Unlocked S21Ultra 5G
500 Units Sold/mo▲ 1.5%
3
OtterBox Galaxy S21 Ultra 5G (Only) - Defender Series Screenless Edition Case - Black - Rugged & Durable - with Port Protection - Holster Clip Included - Non-Retail Packaging
B0DVBP67NS
$34.95
4.8 (563)
OtterBox Galaxy S21 Ultra 5G (Only) - Defender Series Screenless Edition Case - Black - Rugged & Durable - with Port Protection - Holster Clip Included - Non-Retail Packaging
400 Units Sold/mo
4
for Samsung Galaxy S21 Ultra Case,[Compatible with Magsafe] [Military Grade Drop Tested] Shockproof Magnetic Tough Rugged Protective Phone Case -6.8 inch (Black)
B0F1XNYC34
$9.99
4.2 (523)
for Samsung Galaxy S21 Ultra Case,[Compatible with Magsafe] [Military Grade Drop Tested] Shockproof Magnetic Tough Rugged Protective Phone Case -6.8 inch (Black)
400 Units Sold/mo▼ 20.0%
5
OtterBox Galaxy S21 Ultra 5G Defender Series Case - Black | Tough, Rugged & Durable Samsung Galaxy Case, Multi-Layer, Impact Absorbing Phone Case for Samsung, Includes Holster Kickstand
B08NCNBBTW
$31.49
4.7 (6.3K)
OtterBox Galaxy S21 Ultra 5G Defender Series Case - Black | Tough, Rugged & Durable Samsung Galaxy Case, Multi-Layer, Impact Absorbing Phone Case for Samsung, Includes Holster Kickstand
300 Units Sold/mo▲ 100.0%
10
OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Bespoke Way (Blazer Blue/Stormy SEAS Blue)
B08NCLJYMB
$21.95
4.5 (8.4K)
OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Bespoke Way (Blazer Blue/Stormy SEAS Blue)
200 Units Sold/mo
View All 43 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the galaxy s21 ultra 5g case price landscape, we segmented all 43 tracked listings in Amazon's live "galaxy s21 ultra 5g case" search results across the full price spectrum, and surfaced the top 3 price tiers by share below to highlight where competition concentrates and where pricing gaps exist.

Leading the distribution, the $10.00 ~ $20.00 band is the category's best galaxy s21 ultra 5g case price zone, absorbing 65% of the assortment (122 products) — this is where listing density is highest and where new entrants face the steepest competition for share-of-voice. Use the tier breakdown below to identify the top-ranking ASIN, monthly sales velocity, and rating profile within each band — essential inputs for pricing strategy, sourcing decisions, and competitive benchmarking in the galaxy s21 ultra 5g case category.

Top 3 Price Tiers

$10.00 ~ $20.00 is the most competitive price tier, containing 65% of tracked products.

Sweet Spot
$10.00 ~ $20.00
Tier 1
65%
122 products

Top products in this price tier

#1
B08NCX6FP6
$22.99
500 Units Sold/mo
Unlock Top Performers
#2
$20.00 ~ $50.00
Tier 2
18%
33 products
$0.00 ~ $10.00
Tier 3
17%
31 products
$50.00 ~ $100.00
1%
Unlock to view all price tier distributions and their ASIN sales contributions

"Galaxy s21 ultra 5g case" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "galaxy s21 ultra 5g case" in the US marketplace. This report provides insights into keyword search volume, Amazon search trends, competition levels, and conversion efficiency for sellers and brands.

During the week of 2026-08-02 to 2026-08-08, the Amazon USweekly search volume for "galaxy s21 ultra 5g case" was approximately 422 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #434,013, climbing 115,518 positions from the previous week. Additionally, the top 3 products for this keyword capture 19.4% of the total click share and 4.2% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

galaxy s21 ultra 5g case

ASINSIGHT
Search Frequency Rank
434,013
115,518
Search Volume
422
27.9%
Top 3 Click Share
19.4%
Top 3 Conv. Share
4.2%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
422
View full trends for the past 3 years
AugSepOctNovDecJanFebMarAprMayJunJulAug
Multi-Dimensional Data

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