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iphone 11 pro max cases

Skip it

A deep review moat (81,927 avg reviews) — this niche doesn't clear our bar today.

Market size 82Growth 15Conversion 62Competition 50Returns 72Price range 56Avg price 37Brand share 61Review moat 0Quality gap 30

Market size

Great$1.2M

$1.2M/yr · 2.2M searches

Returns

Good2.1%

return rate — above 5% kills the launch gate

Conversion

Good5.4%

search→purchase rate — share of searches ending in a sale

Brand share

Good68%

top-5 brand share — brands hold most of the demand

Price range

Good$4.07–$28.89

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Okay55%

top-5 click share — leaders hold, buyers still browse

Avg price

Okay$10.46

avg listing price — sweet spot $15–$100

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-19.1%

90-day search growth — must beat 0% to launch

Review moat

Bad81,926.81

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, iphone 11 pro max cases is a $1.2M/yr Amazon United States market (2.2M searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Jul. Verdict: Skip it — 49/100.

Data updated Jul 6, 2026 · scored weekly · How we score niches

iphone 11 pro max cases market data

Units sold / yr
100K–125K
avg 5,000–6,000/product
Revenue / yr
$1.0M–$1.3M
units × avg price
Conversion rate
5.4%
Avg BSR
#906
Page quality
0%
Prime
100%
Sponsored
70%
Out of stock
0.0%
Avg brand age
37 months
Avg seller age
184 days

Competition & brand share

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

17 falling

Sellers

34

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

55%

Top 20: 92%

Open market

26%

  • SUPFINE21%
  • FNTCASE18%
  • Ailun14%
  • jaroco8%
  • OtterBox7%
  • Weycolor6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -19.1% search growth over the last 90 days.
125K75KPrime Day '24Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 2.0×

Top iphone 11 pro max cases search terms

  • iphone 11 pro max case978K/yr
  • 11 pro max phone case174K/yr
  • iphone 11 pro max screen protector161K/yr
  • iphone 11 pro max phone case148K/yr
  • iphone xs max screen protector59K/yr
  • phone case iphone 11 pro max49K/yr
  • iphone 11 pro max case otterbox29K/yr
  • case iphone 11 pro max35K/yr
  • 11 pro max case34K/yr
  • iphone 11 pro max cases260K/yr
All search terms

Top iphone 11 pro max cases products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$124K20%$249K30%$373K40%$497K101001K10K100K1.0M10.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about iphone 11 pro max cases

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall18%

“The quality on these screen protectors are great”

Size-Overall13%

“Fits perfectly”

Drop/Impact Protection11%

“Great protector”

Value For Money11%

“Good price”

Durability6%

“Very durable”

Ease Of Use6%

“Easy to Use”

Assembly/Installation5%

“Easy to complete a perfect install”

Advertised Vs Actual Product5%

“As advertised”

Strength3%

“the case is strong”

Charging2%

“Charges and holds well”

What buyers complain about

Durability14%

“Easy to break”

Size-Overall12%

“Too big”

Quality-Overall11%

“Not so great quality”

Touch/Button Controls5%

“Terrible buttons, otherwise fine”

Charging5%

“Second Item I purchased different not able to charge on stand as well”

Adhesion/Stickiness4%

“Stickiness is awful”

Value For Money4%

“Big mistake, waste of money”

Color3%

“Over time it can turn slightly yellow”

Advertised Vs Actual Product3%

“Not as described”

Heating2%

“Does not work properly freezes, overheats, and Apple tap does not Work”

Top return reasons

Size-Overall61%
Compatibility-Overall11%
Advertised Vs Actual Product4%
Value For Money3%
Color2%
Charging2%
Defective Material/Parts2%
Quality-Overall2%
Functionality-Overall1%
Touch/Button Controls1%

Common questions

Is iphone 11 pro max cases profitable to sell on Amazon United States?
The niche generates $1.2M/yr across 27 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -19.1%. Flapen's verdict: Skip it (49/100).
How competitive is the iphone 11 pro max cases niche?
17 brands and 34 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in iphone 11 pro max cases?
Top complaints mined from reviews: Durability, Size-Overall, Quality-Overall. The return rate is 2.1%.
When does demand for iphone 11 pro max cases peak?
Demand peaks in Jul; the busiest month runs 2.0× the quietest.
What does it cost to enter the iphone 11 pro max cases niche?
Listings span $4.07–$28.89; the average listing price is $10.46 (sweet spot $15–$100). The average incumbent carries 81,927 reviews — the moat a new listing must climb.