Old iPhones (5+ years) hit a decision point when something breaks. Repair to extend life, or replace with newer model? Here is honest math from a Sydney repair shop's perspective on when each makes sense.
iPhone 8, X, XR, 11 — phones from 2017–2019 — still work fine for daily use in 2026 if functional. But repair cost can approach or exceed replacement cost as parts age. Many customers ask us during repair: 'is this worth fixing?' We give honest answers based on the math below.
Quick way: search 'iPhone X 64GB sold' on eBay Australia. Average of recent 'sold' prices is your real resale value. In 2026: iPhone 8 ~$80–150, iPhone X ~$200–280, iPhone XR ~$220–300, iPhone 11 ~$300–450, iPhone 12 ~$450–600. iPhones in better condition sell higher.
Bring iPhone to us for free quote. Common repairs by model: iPhone 8 screen $89 + battery $59 = $148 combined. iPhone X screen $129 + battery $79 = $208. iPhone XR screen $129 + battery $79 = $208. iPhone 11 screen $139 + battery $89 = $228.
Repair cost ÷ resale value. Below 30% — definitely repair. 30–50% — case-by-case. Above 50% — consider replacement. Above 70% — replace.
iPhone 8 ($120 used) with $89 screen repair = 74% — replace if you wanted upgrade anyway. iPhone X ($240 used) with $129 screen = 54% — case-by-case. iPhone XR ($280 used) with $89 battery = 32% — repair makes sense. iPhone 11 ($380 used) with $139 screen = 37% — repair makes sense.
(1) Software lifespan: iPhone 8 last supports iOS 16, iPhone X iOS 17, iPhone XR iOS 18+. If your phone is on its last iOS version, repair gains less time than newer model. (2) Battery health: if battery is also degrading, factor in $59–89 battery replacement separately. (3) Daily use intensity: heavy users (always on phone) get more value from repair than occasional users.
Scenario A: iPhone 11 (still on iOS 18, fast for daily use), cracked screen, battery health 88%. Repair cost $139. Resale $400. Ratio 35%. Smart repair — phone has 2+ more years of useful life. Scenario B: iPhone XR for parent who only uses for calls and texts, cracked screen but works fine through cracks. Repair $129. Resale $260. Ratio 50%. Borderline — if parent is happy as is, no repair needed; if cracks irritate, repair makes sense. Scenario C: iPhone X with both cracked screen and degrading battery. Combined repair $208. Resale $230. Ratio 90%. Replace with refurbished iPhone 12 for $400 and recover XR's $230 if you can.
Scenario A: iPhone 8 with cracked screen + dying battery. Combined repair $148. Resale $100. Ratio 148%. Replace. Scenario B: iPhone XR motherboard issue (no power). Repair $300+. Resale $260. Ratio 115%. Replace with refurbished newer iPhone. Scenario C: Old iPhone with no AppleCare+ damaged a second time within months. Cheaper to upgrade than repeat repairs.
Refurbished prices for reference (from MobileCiti, eBay Australia certified sellers, JB Hi-Fi refurbished): iPhone 11 64GB $379–449, iPhone 12 128GB $549–649, iPhone 13 128GB $749–849, iPhone 14 128GB $999–1,099. These are 'as new' condition with battery health 85%+.
Most of the time, repair on a 2–4 year old iPhone is the right call. The phone has 2–4 more years of useful life, current iOS support, and replacement requires $400–800 cash outlay. A $89–199 repair gets the phone back to daily use. For 5+ year old iPhones (iPhone 8, X), the math shifts toward replacement when major repairs are needed.
Bring your old iPhone to our Auburn shop. Free 5-minute diagnostic identifies what's broken and what it would cost to repair. We tell you honestly: 'this is worth fixing' or 'replace it'. We do not push repair for old iPhones if the math doesn't work — we lose that customer for the moment but gain trust for next time.
If you have an iPhone needing repair and want honest cheap pricing with 6-month warranty, walk into our Auburn shop. Free diagnostic, written quote, same-day repair on most jobs.
Lux Phone
Shop Q44/57-59 Queen St, Auburn NSW 2144
Phone: 0428 565 301
Open: Mon–Sat 8:30am–6:00pm · Sun 9:00am–5:00pm