Loading product
Mi · Power Banks
Mi Power Bank 4i 20000mAh 33W Fast Charging
33W Fast Charging20000 mAh CapacityPower Delivery 3.0
Buy at the best price
- Flipkart₹1,899Buy
In stock · MRP ₹3,999 · Last checked 17 hours ago
- Amazon₹1,899Buy
In stock · Last checked 3 hours ago
Flipkart advertises a headline price with bank offers. The true cash price without card EMI is shown above.
- Never run out of battery
- 20000 mAh
- Charge multiple devices simultaneously
- Fast charging with USB-C.
- Type-C
- Stay charged on-the-go with included cable.
Rating
PricePe rating
Buy88/100
Excellent
Excellent 33W fast charging and massive capacity for daily use
Verdict Buy · Scored 20 Oct 2026 · Based on listed specifications and today's cash price
Score breakdown
- Charging Speed
- 90
- Value for Money
- 92
- Port Versatility
- 85
- Build & Portability
- 82
With a trusted brand name, robust 33W fast charging, and huge capacity at an aggressive price point, buyer remorse is minimal.
Should you buy this?
- Buy it if
- You travel frequently or have multiple gadgets like smartphones, tablets, and earbuds that need reliable power backups on the go throughout the day. This 20000 mAh capacity ensures you will not run out of battery during long commutes or trips, and the 33W fast charging saves precious time when refueling your compatible devices. You are looking for a dependable, branded power bank with Power Delivery support without spending a fortune. Priced competitively under two thousand rupees, it offers incredible value for money compared to standard slow chargers in the market, making it a smart investment for everyday heavy users.
- Skip it if
- You prefer an ultra-lightweight and slim power bank that easily fits into your shirt pocket or small handbag. Due to the massive 20000 mAh battery inside, this unit has some heft and bulk to it, which might feel uncomfortable if you like traveling light with minimal baggage. You already own devices that require specialized, high-wattage laptop charging protocols beyond 33W. While this power bank can handle mobiles, tablets, and smaller accessories brilliantly, it lacks the extreme output needed to fast-charge heavy gaming laptops or demanding modern ultrabooks efficiently.
Scored 20 Oct 2026 · Verify specifications and price on the store before buying.
Primary advantages
(3)- High 20000 mAh capacity can charge a typical smartphone multiple times before needing a recharge.
- Supports 33W fast charging with Power Delivery 3.0 to juice up compatible devices quickly.
- Multiple output ports allow you to charge up to three devices simultaneously without hassle.
Primary weaknesses
(3)- Large 20000 mAh power banks are inherently heavy and bulky, making them less pocket-friendly.
- Charging cable is included, but a wall adapter to fast-charge the power bank must be bought separately.
- Glossy or matte plastic finishes on high-capacity banks can be prone to scratches over time.
Will you regret buying it?
- Charging Speed
- Low risk
- Value for Money
- Low risk
- Port Versatility
- Low risk
- Build & Portability
- Low risk
Overall regret risk: Low risk. Each area is banded from its own score, so the rows above mirror the breakdown.
Price History
90-Day Price History
1 Check Logged· Last checked 17 hours ago
Flipkart 90-Day Price TrendLowest: ₹1,899
Tracking started on 20 Oct at ₹1,899. The trend line charts automatically as visitors re-check this product every 24 hours.
Today: ₹1,899Baseline recorded
Tracked from Flipkart — not Amazon.Last checked 17 hours ago
Specifications
Key specs
5 sectionsPower & Battery
- 20000 mAh
- Never run out of battery
- Battery Type
- Lithium Polymer
- Power Source
- Battery
- Charging Type
- Power Delivery 3.0
- Battery Capacity
- 20000 mAh
- Maximum Power Output
- 33 W
- boAt 27000 mAh 22.5 W Power Bank
- 66%
- Ambrane 10000 mAh 22.5 W Slim Pocket Size Power Bank
- 28%
Design & Build
- Color
- Black
- Brand Color
- Black
- Selected Color:
- Black
In the Box
- Sales Package
- 1 Power Bank, User Manual, Charging Cable
- Charging Cable Included
- Yes
Service & Warranty
- Generic Name
- Power Banks
- Warranty Summary
- 1 Year Warranty
- Country of Origin
- India
More
- 3
- Charge multiple devices simultaneously
- Yes
- Stay charged on-the-go with included cable.
- Type-C
- Fast charging with USB-C.
- Connectors
- Type-C
- Lithium Polymer
- Power up with Lithium-ion
- Suitable Device
- Mobile, Tablet, Earbuds, Smartwatch, Speaker
- Number of Output Ports
- 3
Full specification list26 fields
- 3
- Charge multiple devices simultaneously
- Yes
- Stay charged on-the-go with included cable.
- Brand
- Mi
- Color
- Black
- Type-C
- Fast charging with USB-C.
- 20000 mAh
- Never run out of battery
- Connectors
- Type-C
- Model Name
- Power Bank 4i 20000mAh 33W Super Fast Charging PD
- Brand Color
- Black
- Battery Type
- Lithium Polymer
- Generic Name
- Power Banks
- Model Number
- PB2030IN
- Power Source
- Battery
- Charging Type
- Power Delivery 3.0
- Sales Package
- 1 Power Bank, User Manual, Charging Cable
- Lithium Polymer
- Power up with Lithium-ion
- Selected Color:
- Black
- Suitable Device
- Mobile, Tablet, Earbuds, Smartwatch, Speaker
- Battery Capacity
- 20000 mAh
- Warranty Summary
- 1 Year Warranty
- Country of Origin
- India
- Maximum Power Output
- 33 W
- Number of Output Ports
- 3
- Charging Cable Included
- Yes
- boAt 27000 mAh 22.5 W Power Bank
- 66%
- Ambrane 10000 mAh 22.5 W Slim Pocket Size Power Bank
- 28%
How this rating was made
The score comes from one evaluation of the Flipkart specification table against today's cash price, calibrated so most consumer electronics land between 65 and 88. Affiliate partnerships never change a score, and no brand pays for placement. Where the store withholds a specification, the model is told to treat it as unknown rather than assume a good value.
Generated from real fetched data · Last checked 20 Oct 2026 · Price history is Flipkart only
Verdict ready: buy, 88 out of 100.