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iphone 16 battery case

Skip it48/100

a small market ($109K/yr) — iphone 16 battery case doesn't clear our bar today.

Market/yr

$109K

Growth (1y)

+245.9%

Products

17

Brands

13

was 13 a year ago

Sellers

19

Price range

$17.67–$89.55

Returns

4.0%

Rating

4.0★

48/100

Skip it

Scored 48/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
5
×0.30
Growth
81
×0.30
Competition
33
×0.20
Quality gap
86
×0.10
Returns
68
×0.10

Demand

Weekly Amazon search volume, last 78 weeks — +245.9% year over year.
2K1KSpike '25Prime Day '25Jan '25Apr '25Jul '25Oct '25Jan '26Apr '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jul, Dec · busiest ÷ quietest = 1.7×

Competition

23%YINGYKJ
  • YINGYKJ23%
  • mophie20%
  • Heefrole14%
  • NEWDERY13%
  • POAQCIF6%
  • JBUBN6%
  • Other (7 brands)18%

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them. 13 brands and 19 sellers compete here.

Brands

13 flat

was 13 a year ago

Sellers

19

Top 5 brand share

77%

#ProductBrandPriceRatingReviewsClick shareTrend
4Heefrole$27.932.8★612%rising

Product shelf

All 17 tracked products in this niche.

Mophie Juice Pack Battery Case for iPhone 16 - Slim Charging Case Magnetic Back for Wallets & Mounts +50% Extra Battery Life Enhanced 6-Foot Drop Protection Sustainable Material Black

Mophie Juice Pack Battery Case for iPhone 16 - Slim Charging Case Magnetic Back for Wallets & Mounts +50% Extra Battery Life Enhanced 6-Foot Drop Protection Sustainable Material Black

mophie

$89.553.7★625 reviews

YINGYKJ Battery Case for iPhone 16 Enhanced 10000mAh Portable Protective Wireless Charging Case Support Carplay Compatible with iPhone 16 (6.1 inch) Rechargeable Extended Battery Charger (Black)

YINGYKJ Battery Case for iPhone 16 Enhanced 10000mAh Portable Protective Wireless Charging Case Support Carplay Compatible with iPhone 16 (6.1 inch) Rechargeable Extended Battery Charger (Black)

YINGYKJ

$38.223.8★437 reviews

NEWDERY Upgraded Battery Case for iPhone 16 5000mAh USB C Portable Power Bank CarPlay Sync-Data Supported Rechargeable Charger Case Compatible with iPhone 16 6.1 Black

NEWDERY Upgraded Battery Case for iPhone 16 5000mAh USB C Portable Power Bank CarPlay Sync-Data Supported Rechargeable Charger Case Compatible with iPhone 16 6.1 Black

NEWDERY

$30.784.0★268 reviews

Heefrole Battery Case for iPhone 16 Black

Heefrole Battery Case for iPhone 16 Black

Heefrole

$27.932.8★6 reviews

Battery Case for iPhone 16 Upgraded 10000mAh Battery Pack Rechargeable Charger Case Support Carplay with Wireless Charging Compatible for iPhone 16 (6.1 inch) External Battery Charging Case (Black)

Battery Case for iPhone 16 Upgraded 10000mAh Battery Pack Rechargeable Charger Case Support Carplay with Wireless Charging Compatible for iPhone 16 (6.1 inch) External Battery Charging Case (Black)

YINGYKJ

$38.094.1★286 reviews

Battery Case for iPhone 16 [2026 Upgraded] Ultra-Slim 7000mAh Portable Extended Charging Charger Case Rechargeable Battery Pack with Tempered Glass Screen Protectorfor iPhone 16 (6.1inch) Black

Battery Case for iPhone 16 [2026 Upgraded] Ultra-Slim 7000mAh Portable Extended Charging Charger Case Rechargeable Battery Pack with Tempered Glass Screen Protectorfor iPhone 16 (6.1inch) Black

POAQCIF

$25.913.0★4 reviews

ZAGG Luxe Snap Case for iPhone 16 - MagSafe Wireless Charging 10ft Drop Protection Eco-Friendly Graphene Reinforced Ripple Design Black

ZAGG Luxe Snap Case for iPhone 16 - MagSafe Wireless Charging 10ft Drop Protection Eco-Friendly Graphene Reinforced Ripple Design Black

ZAGG

$31.994.8★499 reviews

Alpatronix Battery Case for iPhone 16/16e/17e [2025 New] 15W Fast Wireless Charging Case Portable Strong Slim Protective Rechargeable Charger Case Compatible with iPhone 16/16e Black

Alpatronix Battery Case for iPhone 16/16e/17e [2025 New] 15W Fast Wireless Charging Case Portable Strong Slim Protective Rechargeable Charger Case Compatible with iPhone 16/16e Black

Alpatronix

$38.783.8★241 reviews

Reviews

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

What buyers love

Charging26%

“charges fast”

Quality-Overall7%

“Great quality and sleek design”

Size-Overall6%

“Fit great”

Weight Light5%

“lightweight the case feels while still offering good protection”

Battery Life5%

“Worth the battery life”

Value For Money5%

“Definitely worth the price”

Ease Of Use4%

“Easy use”

Portability3%

“portability”

Advertised Vs Actual Product3%

“Works as Advertised”

Drop/Impact Protection3%

“offers basic protection”

What buyers complain about

Durability15%

“Broke in 1 month”

Charging15%

“then stopped charging my phone”

Battery Life13%

“Battery started to bulge within 2 months of minimal use”

Functionality-Overall6%

“Weird functions”

Quality-Overall6%

“Not as good as the others”

Weight Heavy4%

“However, when I received it and realized how heavy and bulky it made my phone I decided I would rather carry a external battery with a cable in my jacket or backpack”

Heating4%

“Overheats and breaks”

Product Condition2%

“Either Amazon is selling RETURNED ITEMS as New or Mophie has seriously gone down hill”

Thin2%

“Thin,”

Compatibility-Overall2%

“Doesnt work with cord earbuds”

Top return reasons

  • Charging40%
  • Size-Overall17%
  • Weight Heavy8%
  • Compatibility-Overall5%
  • Functionality-Overall5%
  • Defective Material/Parts4%
  • Battery Life3%
  • Heating3%
  • Magnetic Strength/Adsorption2%
  • Value For Money2%

Data scraped July 6, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.3% median returns across 14,634 tracked niches.