iphone 17 pro max battery case
Worth a lookShows beatable incumbent ratings (4.0★), but high returns (5.1%) keeps it on the watch list.
Quality gap
Incredible4.0★avg incumbent rating — lower means beatable quality
Avg price
Incredible$42.31avg listing price — sweet spot $15–$100
Price range
Incredible$27.70–$86.71cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great138.22avg incumbent reviews — the moat a new listing must climb
Brand share
Okay76%top-5 brand share — brands hold most of the demand
Market size
Okay$238K$238K/yr · 166K searches
Conversion
Okay3.4%search→purchase rate — share of searches ending in a sale
Competition
Okay62%top-5 click share — leaders hold, buyers still browse
Growth
Okay+5.7%90-day search growth — must beat 0% to launch
Returns
Bad5.1%return rate — above 5% kills the launch gate
According to Flapen's Amazon United States niche tracking, iphone 17 pro max battery case is a $238K/yr Amazon United States market (166K searches/yr). The top 5 brands hold 76% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 6, 2026 · scored weekly · How we score niches
iphone 17 pro max battery case market data
- Units sold / yr
- 5K–6K
- avg 250–500/product
- Revenue / yr
- $212K–$254K
- units × avg price
- Conversion rate
- 3.4%
- Avg BSR
- #895
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 4.4%
- Avg brand age
- 12 months
- Avg seller age
- 171 days
Competition & brand share
The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.Brands
12
Sellers
17
Top-5 brand share
76%
Top 20: 100%
Top-5 click share
62%
Top 20: 100%
Open market
19%
- mophie33%
- YINGYKJ15%
- Alpatronix12%
- BOPPS8%
- MAXBEAR8%
- ZIKIHAA6%
Demand
Weekly Amazon search volume, last 39 weeks — +5.7% search growth over the last 90 days.Top iphone 17 pro max battery case search terms
- iphone 17 pro max battery case54K/yr
- iphone 17 pro max charging case42K/yr
- iphone 17 pro max case charger12K/yr
- iphone 17 pro max charger case11K/yr
- battery case for iphone 17 pro max6K/yr
- mophie iphone 17 pro max6K/yr
- iphone 17 pro max case with battery pack6K/yr
- charging case 17 pro max4K/yr
- iphone 17 pro max case with charger4K/yr
- battery case iphone 17 pro max5K/yr
Top iphone 17 pro max battery case 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.
All 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Mophie Juice Pack Battery Case for iPhone 17 Pro Max - Slim Charging Case Up to 50% Extra Battery Life High Impact Protection Magnetic Back for Wallets & Mounts Sustainable Material Black
mophie$86.713.7★625 rev
Alpatronix Battery Case for iPhone 17 Pro Max Portable Strong Slim Protective Extended Charger Cover 15W Fast Charging High Capacity with Wireless Charging Case. Black
Alpatronix$44.833.6★147 rev
YINGYKJ Battery Case for iPhone 17 Pro Max Upgraded 12000mAh Pack Rechargeable Charger Case with Wireless Charging Compatible for iPhone 17 Pro Max (6.9 inch) External Battery Charging Cover (Black)
YINGYKJ$44.214.1★286 rev
ZIKIHAA Battery Case for iPhone 17 Pro Max (6.9 inch) 2026 Upgraded High Capacity 13800mAh Battery Pack Rechargeable Charger External Charging Case with Tempered Glass Screen Protector Black
ZIKIHAA$30.604.0★47 rev
Battery Case for iPhone 17 Pro Max 12000mAh Protective Charging Case with Wireless Charging Compatible with iPhone 17 Pro Max (6.9 inch) Rechargeable Battery Pack Charger Cover with Carplay (Orange)
MAXBEAR$48.894.1★87 rev
Newest
by launch dateZIKIHAA Battery Case for iPhone 17 Pro Max (6.9 inch) 2026 Upgraded High Capacity 13800mAh Battery Pack Rechargeable Charger External Charging Case with Tempered Glass Screen Protector Black
ZIKIHAA$30.6047 rev
GIN FOXI Battery Case for iPhone 17 Pro Max Charging Case Charger 8500mAh Ultra-Slim Lightweight Powerful Battery Pack 15W Fast Rechargeable Anti-Fall TPU Juice Box for 17 Pro Max (6.9) Black
GIN FOXI$32.0210 rev
Battery Case for iPhone 17 Pro Max (6.9 inch) 7000mAh Ultra-Slim Protective Extended Charging Charger Case 15W Fast Charging Rechargeable Battery Pack with Tempered Glass Screen Protector- Black
POAQCIF$28.6086 rev
TYHDGHJ Battery Case Charger Made for iPhone 17 Pro Max Type-C Ultra Slim Protective Charging Case Wireless Slim 8500mAh Portable Rechargeable Charger - Black (2025)
TYHDGHJ$45.4114 rev
Mophie Juice Pack Battery Case for iPhone 17 Pro Max - Slim Charging Case Up to 50% Extra Battery Life High Impact Protection Magnetic Back for Wallets & Mounts Sustainable Material Black
mophie$86.71625 rev
Trending
90-day click momentumZIKIHAA Battery Case for iPhone 17 Pro Max (6.9 inch) 2026 Upgraded High Capacity 13800mAh Battery Pack Rechargeable Charger External Charging Case with Tempered Glass Screen Protector Black
ZIKIHAA$30.604.0★
GIN FOXI Battery Case for iPhone 17 Pro Max Charging Case Charger 8500mAh Ultra-Slim Lightweight Powerful Battery Pack 15W Fast Rechargeable Anti-Fall TPU Juice Box for 17 Pro Max (6.9) Black
GIN FOXI$32.024.8★
Mophie Juice Pack Battery Case for iPhone 17 Pro Max - Slim Charging Case Up to 50% Extra Battery Life High Impact Protection Magnetic Back for Wallets & Mounts Sustainable Material Black
mophie$86.713.7★
Battery Case for iPhone 17 Pro Max Upgraded 12000mAh Pack Rechargeable Charger Case with Wireless Charging Compatible for iPhone 17 Pro Max (6.9 inch) External Battery Charging Cover (Orange)
YINGYKJ$41.934.1★
TYHDGHJ Battery Case Charger Made for iPhone 17 Pro Max Type-C Ultra Slim Protective Charging Case Wireless Slim 8500mAh Portable Rechargeable Charger - Black (2025)
TYHDGHJ$45.413.8★
What buyers say about iphone 17 pro max battery case
What buyers praise and complain about, mined from review topics.What buyers love
“Battery life has been outstanding”
“Charger is good”
“Works great”
“Good quality”
“It fits perfectly”
“Perfection at a great price”
“It works better than what I expected”
“Great protection”
“Overall, it's a solid, well-fitting case if you don't mind a little extra heft”
“Appears fairly durable”
What buyers complain about
“Not charging”
“Stopped working after a week”
“Battery immediately broke”
“the quality is so poor”
“Doesnt work”
“Its a bit heavier”
“Not worth price”
“That said, the size and weight are hard to ignore”
“just shy of 1 inch thick”
“Broken connection”
Top return reasons
Common questions
- Is iphone 17 pro max battery case profitable to sell on Amazon United States?
- The niche generates $238K/yr across 18 tracked products. 3 of 11 products launched in the last 360 days are still selling. 90-day search growth is +5.7%. Flapen's verdict: Worth a look (53/100).
- How competitive is the iphone 17 pro max battery case niche?
- 12 brands and 17 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 76% of demand.
- What do buyers complain about in iphone 17 pro max battery case?
- Top complaints mined from reviews: Charging, Durability, Battery Life. The return rate is 5.1% — above our launch gate.
- What does it cost to enter the iphone 17 pro max battery case niche?
- Listings span $27.70–$86.71; the average listing price is $42.31 (sweet spot $15–$100). The average incumbent carries 138 reviews — the moat a new listing must climb.