mifo O7 True Wireless Earbuds: A Surprisingly Good Newcomer

Published on May 31, 2023, 4:16 p.m.

The true wireless earbuds market keeps expanding with new players joining in. mifo, a relatively young brand, has stepped up with its debut true wireless model - the mifo O7. Priced competitively, these newcomers aim to make a mark with their promising specs and performance. Let’s take a closer look at what these earbuds have to offer.


The mifo O7 True Wireless Earbuds is the first true wireless earbuds model offered by mifo. Available in a sleek indigo blue color, the mifo O7 True Wireless Earbuds feature a compact design with a matching metal charging case. The Qualcomm chipset provides aptX and AAC support for high-res audio transmission.

 mifo O7 True Wireless Earbuds


  • Qualcomm chipset with aptX audio support
  • Bluetooth 5.0 connectivity
  • Active noise cancellation with 4-mic system
  • Touch controls for calls and music
  • IP67 waterproof rating
  • Carbon nanotube drivers for Hi-Fi sound
  • Compact and lightweight true wireless design
  • Metal charging case with USB-C


The pebble-shaped earbuds have an understated look with matte finish. The charging case is made of metal and has a premium feel. The usb-c charging port and indicator lights are conveniently located. The compact charging case easily slips into pockets.

Sound Quality

Equipped with carbon nanotube drivers, the mifo O7 True Wireless Earbuds produce clear highs and dynamic bass. The sound profile is quite balanced with good separation. Listening experience is pleasant across various genres.

 mifo O7 True Wireless Earbuds

Noise Cancellation

The 4-microphone setup and hybrid noise cancelling allow for decent noise isolation. It noticeably cuts down ambient chatter and works okay against steady noises like bus engines. Performance is not on par with premium ANC earbuds but gets the job done.


The Bluetooth 5.0 ensures stable and uninterrupted connectivity. Pairing is swift and automatic. Range is also impressive, allowing you to move freely while listening. No major dropouts or disconnections were faced during testing.
 mifo O7 True Wireless Earbuds


Touch controls on each earbud make it easy to control music, calls, volume and voice assistant access without reaching for the phone. Double and triple taps let you skip tracks and summon Siri/Google Assistant. Controls are responsive.
 mifo O7 True Wireless Earbuds

Battery Life

On a full charge, the O7 earbuds last around 5 hours with ANC on. The charging case provides an additional 4 charges, totaling up to 25 hours. Quick charging gives 1 hour of playtime in just 10 minutes. Battery performance is quite reliable.

Water Resistance

With an IP67 rating, the mifo O7 True Wireless Earbuds are sweatproof and can withstand splashes of water. You can safely use them for workouts without damage.

Comfort & Fit

The mifo O7 True Wireless Earbuds are exceptionally comfortable and secure fitting. The soft silicone eartips prevent fatigue over extended use. Multiple eartip sizes ensure most users can achieve a nice snug fit. Ergonomics are well executed.


Noise cancellation could be better and is beaten by top brands. Call quality is just average. The charging case lid feels a bit flimsy. Lack of wireless charging is another omission.

Use Cases

The mifo O7 earbuds cater to those looking for great sound on the go. Their lightweight and pocketable design makes them ideal for use during commutes, workouts, runs or just everyday casual listening. The decent noise cancellation lets you enjoy music without distraction and take calls clearly in noisy environments. With waterproofing, you can break a sweat wearing these at the gym without worry.

User Feedback Analysis

Overall, users praise the mifo O7 True Wireless Earbuds for their excellent sound quality and effective noise cancellation. Many find them very comfortable and stable in the ears thanks to the ergonomic design and multiple eartip size options. The touch controls work reliably for most. Battery life meets expectations for true wireless earbuds. Some users did face issues with the charging case lid feeling flimsy. A common complaint is subpar call quality in noisy places. The lack of wireless charging was also pointed out. But considering the competitive pricing, these drawbacks are not dealbreakers for most buyers.


  • Great sound with lively bass
  • Effective active noise cancellation
  • Reliable touch controls
  • Good battery life
  • Secure and comfortable fit
  • Sweatproof suitable for workouts


  • Noise cancellation could be better
  • Call quality needs improvement
  • No wireless charging

Value for Money

Taking everything into account, the mifo O7 earbuds provide tremendous value for money. The audio quality punches well above their price range. You’d be hard pressed to find such natural, detailed sound with ANC at this budget. Add to that a robust Bluetooth connection, decent battery life, pocketable charging case, and sweatproof design - they seem like a steal. For audio-focused buyers not wanting to splurge on premium true wireless earbuds, the mifo O7 True Wireless Earbuds make a very convincing choice.


For the price, the mifo O7 True Wireless Earbuds deliver where it matters most - sound quality and comfort. Noise cancellation and battery life also impress. If you want great sounding earbuds on a budget, the mifo O7 True Wireless Earbuds make for a smart choice. Overall, mifo seems to have made a promising debut with the mifo O7 True Wireless Earbuds.


  • Model: mifo O7
  • Earbud weight: 5.6g each
  • Charging case dimensions: 25×50×50mm
  • Charging case weight: 50g
  • Battery capacity (earbuds): unknown
  • Battery capacity (case): unknown
  • Charging port: USB-C
  • Bluetooth version: 5.0
  • Wireless range: up to 20m
  • Frequency response: unknown
  • Active noise cancellation: Hybrid ANC with 4 mics
  • Audio codecs: AAC, aptX
  • Waterproof rating: IP67
  • Onboard controls: Touch

Box Contents

The mifo O7 true wireless earbuds box includes:

  • mifo O7 earbuds (left and right)
  • Charging case
  • USB-C charging cable
  • Extra eartips (7 pairs in different sizes)
  • User manual
  • Quick start guide

How to Use

  1. Open the charging case and take out the earbuds.
  2. Enable Bluetooth on your device. The earbuds will enter pairing mode automatically. Select “mifo O7” to connect.
  3. Insert the earbuds into your ears with your preferred eartips attached. Ensure a secure fit.
  4. Use the touch controls to play/pause music or answer calls. Customize if needed via the mifo app.
  5. Place the earbuds back in the charging case when not using. The case will recharge them when closed.
mifo O7 True Wireless Earbuds