POCO F7 Ultra Battery Replacement Vienna
Does your POCO F7 Ultra suddenly shut down at 30%, run warm while charging or show the percentage jumping around? After roughly 500 charge cycles the 5300 mAh lithium-polymer cell in the POCO F7 Ultra has reached its limit. Reparo handles the swap in Vienna: fixed EUR 89, 120W HyperCharge stays intact, 50W wireless charging stays intact, 6-month warranty — often done within 90 minutes, with a pickup service right across Vienna or send-in from Graz, Linz, Innsbruck.
POCO F7 Ultra battery prices at a glance
Battery replacement
All-in fixed price incl. fitting
- 5300 mAh rated capacity, just like factory
- 120W HyperCharge fully preserved
- 3.87 V rated voltage, original charge curve
- 50W Qi wireless stays fully functional
- 6-month warranty on the cell and fitting
Diagnostic check 25 EUR, waived on repair. Pickup service in Vienna included.
Typical battery problems on the POCO F7 Ultra
- Your POCO F7 Ultra no longer lasts a working day – you used to comfortably reach 6–8 hours of screen-on time
- The device suddenly shuts off at 25–35% remaining charge and only comes back once it is plugged in
- The 5300 mAh battery gets noticeably hot during 120W fast charging – clearly warmer than you remember
- The percentage reading is unreliable — it shows 50%, then 3 minutes later the device is down to 20%
- Wireless charging at 50W no longer works or only charges far more slowly
- The POCO F7 Ultra no longer sits flat on the table — the back panel bulges slightly in the middle
- The POCO F7 Ultra no longer starts after a full discharge, even after a long charge
- HyperOS 2 shows a clearly reduced maximum capacity in the battery settings
How does the POCO F7 Ultra battery replacement work?
- Battery diagnosis via HyperOS 2 + meter
HyperOS 2 settings → Battery → Health shows the capacity. Our voltage/impedance measurement on the battery module confirms the finding. Below 80% capacity or above 500 cycles we recommend a replacement.
- Open the back panel carefully
The POCO F7 Ultra is opened with a special suction cup and a warmed adhesive edge. The back panel is lifted off gently, without warping the aluminium frame.
- Release the old battery
The battery cell is fixed to the aluminium frame with pull tabs. We release the adhesive strips with 99% isopropyl alcohol – never using screwdrivers as a lever.
- Fit a certified 5300 mAh cell
A new lithium-polymer cell with identical capacity, 3.87 V rated voltage and an exact form factor. Connector to the mainboard, adhesive to the frame, contact pressure controlled.
- Re-seal + gasket
The old adhesive film is removed, fresh Xiaomi adhesive applied, and the back panel bonded again under pressure. 30 minutes of curing time.
- Full charge + calibration
First charge to 100% at 25 °C – HyperOS 2 re-calibrates the battery gauge to the new cell. We check battery health, 120W charging and 50W wireless.
POCO F7 Ultra battery replacement – price, process and charging tech in Vienna
On the POCO F7 Ultra the 5300 mAh cell is bonded inside the aluminium frame. Xiaomi rates 500 charge cycles as the usable lifespan, after which capacity is allowed to drop below 80%. In practice that means: after two to three years of everyday use the wear becomes noticeable – the battery reading turns inaccurate, fast charging throttles, standby losses rise.
Reparo replaces the POCO F7 Ultra battery in Vienna for a fixed EUR 89. That is roughly 11% of the original launch price (EUR 799). Included: a certified 5300 mAh lithium-polymer cell, fitting, HyperOS 2 calibration and a 6-month warranty. If you also have screen damage: POCO F7 Ultra screen replacement.
Xiaomi service vs. Reparo – what makes the difference?
Authorised Xiaomi service centres in Austria charge EUR 60–90 for a battery replacement depending on the model – and only at certified partners specialised in POCO F7 Ultra service. Reparo EUR 89 – we use Xiaomi-compatible lithium-polymer cells with the same cell chemistry and charge curve. All options for your device: POCO F7 Ultra repair overview.
Frequently asked questions about the POCO F7 Ultra battery replacement
Xiaomi battery replacement – what does it cost for the POCO F7 Ultra in Vienna?
A POCO F7 Ultra battery replacement at Reparo in Vienna is a fixed EUR 89. Included: a certified lithium-polymer cell with 5300 mAh, HyperOS 2 calibration and a 6-month warranty. Diagnostic check 25 EUR, waived on repair. Pickup service in Vienna or send-in from anywhere in Austria.
What does the battery replacement cost on the POCO F7 Ultra?
The POCO F7 Ultra battery replacement at Reparo in Vienna is a fixed EUR 89. Included: a certified 5300 mAh lithium-polymer cell, fitting, HyperOS 2 calibration, a 120W charging test and a 6-month warranty. The 25 EUR diagnostic check is waived on repair.
How long does the new POCO F7 Ultra battery last?
The replacement battery lasts 500–700 full cycles at normal use with at least 80% capacity – roughly 2.5 to 3.5 years of everyday use. One full cycle equals a complete discharge from 100% to 0%. The warranty covers the cell and fitting for 6 months.
Is the 5300 mAh battery on the POCO F7 Ultra a standard replacement or original?
We fit certified 5300 mAh battery cells to Xiaomi original specification: 3.87 V rated voltage, identical capacity, the same charge curve. Original Xiaomi service packs are only available through authorised Xiaomi service centres. Our cells last measurably just as long.
Does 120W HyperCharge work on the POCO F7 Ultra after the replacement?
Yes. The 120W HyperCharge electronics sit on the POCO F7 Ultra mainboard, not in the battery. Our replacement cell supports the full charging protocol and charges with original Xiaomi power adapters in the same time as before. The cell chemistry is built for high-current charging.
Does 50W wireless charging stay intact on the POCO F7 Ultra after the battery replacement?
Yes. On the POCO F7 Ultra the Qi charging coil sits under the back cover on a separate assembly, not on the battery. During the battery replacement we open the back panel — the wireless coil stays untouched. 50W wireless works after the swap just as before.
My POCO F7 Ultra is bulging at the back – is that dangerous?
Yes, potentially. A swollen battery has built up gas pressure (the cell chemistry is at its end) – a fire and explosion risk, especially in heat. Bring it to us straight away: hazardous-goods disposal handled directly by Reparo, replacement for EUR 89. Until then, do not keep charging the device or leave it in the sun.
Will the display be damaged during the POCO F7 Ultra battery replacement?
No, not with us. We open the POCO F7 Ultra from the back, so the display stays untouched. With this aluminium build we control the heat management especially carefully so the aluminium frame does not warp.
Can I just drop my POCO F7 Ultra off at Reparo?
Reparo has no walk-in counter on site. You book an appointment online – our courier comes to your address in all 23 Vienna districts. From the provinces, send it insured, with return shipping included in the price.
How does the pickup service in Vienna work for the POCO F7 Ultra battery replacement?
Book online, choose a time slot between 9 am and 6 pm, and the courier drives to your Vienna address (1st district to 23rd, Liesing). The battery replacement takes 60–90 minutes in the studio, with return often the same day. The courier is included in the EUR 89 fixed price.
Is shipping from the provinces safe for a POCO F7 Ultra battery?
Yes. Battery shipping falls under hazardous-goods class 9 – we send a UN-approved shipping box. The POCO F7 Ultra travels insured to Vienna and goes back the same way after the swap. We regularly serve customers from Graz, Linz, St. Pölten, Klagenfurt, Innsbruck and Bregenz.
Is any data lost during the POCO F7 Ultra battery replacement?
No. Flash storage, your Mi account and the SIM card are not disconnected during the battery replacement. Photos, WhatsApp chats, apps and settings all stay fully intact. A Mi Cloud backup before any repair is still recommended.
How long is the warranty on the new POCO F7 Ultra battery?
Six months on the battery cell and fitting. If the cell loses more than 10% capacity in that time: a free re-swap. Not covered are deep discharge from leaving it idle for months, or external force.
Do I lose the Xiaomi warranty through the POCO F7 Ultra battery replacement?
The original Xiaomi warranty (1 year) on the POCO F7 Ultra is currently still valid. While the manufacturer warranty is still running, it is voided by repairs outside authorised workshops. Reparo warranty: 6 months from fitting on the cell and labour.
Is the POCO F7 Ultra battery replacement still worth it in 2026?
Yes. A battery replacement at EUR 89 vs. a used device with a fresh battery from around EUR 549 – plus moving data, setting up a new Mi account and losing app data. The POCO F7 Ultra still receives HyperOS 2 updates from Xiaomi, and the repair extends its life by 2–3 years.
POCO F7 Ultra battery replacement in Vienna – book an appointment
Fixed EUR 89, 60–90 minutes, 5300 mAh lithium-polymer, HyperOS 2 calibration, 6-month warranty.