Battery degradation is a major issue for used iPhones. This article will explain how to assess battery health prior to purchasing an iPhone, and the benefits and limitations of each technique.
1. Battery Health is checked in Settings
What to look for:
Navigate to Settings > Battery Battery Health & Charging
Maximum Capacity ( percent indicates wear on battery)
Peak Performance Capability (warnings indicate throttling)
Pros:
Official Apple measurements (most accurate).
Displays whether performance throttling has been enabled
Cons:
You can restore your iPhone to its original condition.
Doesn't show charge cycles
2. For the Charge Cycle, ask for it. Count
How to check:
Requires Mac/PC with Coconut Battery (3rd-party tool)
Normal range
<500 cycles = Good
500-1000 cycles = Worn
>1000 cycles = Needs replacement
Pros:
This is a more accurate measure than simply "Maximum Capacity"
The real age of batteries
Cons:
Requires a connection to a computer
Some sellers won't permit this test.
3. Battery Drain Test The Actual World Battery Drain
How do you check:
Make use of your iPhone normally for at least 30 minutes
Check if battery drops >1% per minute under light usage
Pros:
Actual performance can be seen (not just the numbers)
Cons:
Time-consuming
It can be difficult to test online
4. Be prepared for unexpected closures
How to Find
Ask whether iPhone suddenly dies when it reaches 10-30 percent
Battery Health is displayed under Settings > Battery.
Pros:
Reveals severe battery degradation
Cons:
There are some who may not show up immediately.
5. Make sure the battery has been replaced.
What to look for:
For repairs, request receipts
Check Settings > General > About to check for "Unknown Part" warnings
Pros:
New batteries means longer battery life
Apple-authorized replacements are compatible.
Cons:
Batteries from third-party suppliers tend to degrade faster
6. Check for swelling or bulging.
How to Check
Check for damaged panels on the back.
Screens that lift from frames should be examined.
Pros:
Swelling = immediate hazard (needs replacement)
Cons:
It is difficult to tell if the phone is in a case
7. Testing of Fast Charging
How to Check
Make use of a 20W+ charger
Modern iPhones can be charged up to 50 percent within 30 minutes
Pros:
If you're experiencing battery that isn't charging as fast is it because of an issue with the battery or port.
Cons:
You may also be suffering from a damaged cable or charger.
8. Examine the graphs for battery usage
How to Find
Click on Settings > Battery
Look for unusual background drain
Pros:
Find out the cause of your battery dying abnormally quickly
Cons:
Users have different patterns of usage
9. Compare Apple's Standards to Apple's Standards
Apple's battery life guidelines:
80 percent capacity = Replace.
iPhones older than 2 years are predicted to come with 500 cycles.
Pros:
Sets realistic expectations
Cons:
Heavy users can exceed the averages.
10. What is the story behind usage?
What are the main questions?
"Was it mostly paid over the course of the night?"
Did you make use of fast charging frequently?
"Was it heavily used in gaming or video?"
Pros:
Extreme usage = faster degradation
Cons:
Sellers must disclose all information in a truthful manner.
Final Battery Buying Advice:
Apple battery changed with a brand new battery that has a health score of 90% or higher and a count of 400.
Acceptable: 85-89%, ~600 cycles (budget option)
Avoid: 80% warnings or swelling. Also, avoid "Service recommended" warnings Read the best used iPhones for blog info including buy your phone, recycled phones, second hand mobile store near me, second hand phones, sell phone online, recycled phones, refurbished mobile, 2 hand phone, mobile phone prices in uk, sell mobile and more.
10 Tips For Smart Price Comparisons When Purchasing Used Or Refurbished Iphones
The prices for used iPhones can be wildly different between good deals and costly traps. Here's how to determine the fairness of the price, and what you can expect from each approach.
1. Check the various marketplaces
Where to compare:
Swappa (fair Market Prices)
You can choose between auctions or Buy It Now on eBay
Facebook Marketplace (local deals)
Back Market (refurbished specialists)
Pros:
The market's true range is revealed
Identifying outlier scams
Cons:
Time-consuming
Certain platforms exaggerate their listings
2. It is possible to track prices with price tracking tools.
The Best Resources
CamelCamelCamel
eBay Sold Listings filter
Swappa Price Guide
Pros:
The prices for the 90-day period are seen.
Identifies seasonal dips
Cons:
Doesn't reflect condition differences
3. Apple Refurbished Benchmark
Rule of thumb
Apple's official refurb shop is 20-30 per cent more expensive.
Pros:
Apple's pricing reflects its superior quality
Cons:
Apple Certified Warranty:
4. Model-specific depreciation rates
Examples of key examples:
iPhone 13: 35 percent drop since launch
iPhone 12 50 percent drop
iPhone 11: A 70% drop
Pros:
Save money on models that are older
Cons:
Prices are influenced by regional availability.
5. Storage Capacity Multiplexer
Price Increase Guide
+64GB 128GB = +$20-40
256GB+ = +$50-100
Pros:
Stop paying for unneeded storage
Cons:
Sellers often exaggerate their storage value
6. Formula for adjusting the health of batteries
Fair Price Reduction:
Below 80percent battery health = Discount $30-60
Pros:
Accounts for imminent replacement cost
Cons:
The real state of battery health can be hidden by some sellers
7. copyright Lock Discount Expectation
Price Impact
Phones with locks are 15 to 25% less expensive than unlocked
Pros:
Limitation on resale of the Reflects
Cons:
Costs for unlocking differ by copyright
8. Cosmetic Damage Evaluation
Standard Deductions
Minor scratches: -$10-20
Broken back glass: $50-80
Bent frame: -$100+
Pros:
Negotiation for flaws that are evident
Cons:
Subjective evaluations
9. Bundle vs. Solo Price Analysis
Common Scenarios:
Chargers and cases add between $5-15 to the real value.
AirPods are usually cost-free, however the phone is inflated in cost.
Pros:
Beware of false bundle savings
Cons:
The comparison of exact combinations is complicated
10. Online vs. Local Price Difference
Examples of Typical Findings
Local cash offers are up to 15% cheaper than the offers found online
Online shopping provides greater buyer protection
Pros:
Local shipping reduces risk
Cons:
There are fewer recourses in the event that problems occur
ro Tips:
Cross-check your sources at least three times
Prices that are significantly lower than the market average ought to be avoided
Consider the hidden charges (battery replacement, unlocking fees)
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