Cillso H97
The 14.2mm dynamic driver with bass reaching 20Hz pairs with a Bluetooth 5.4 chip for stable, low-latency connections, and the 40-hour case with an LED display minimizes recharges. Ultralight 4-gram earbuds with IP7 waterproofing and an ergonomic airflow design remain comfortable during sweaty workouts and daily commutes. These are best for active users and call-heavy professionals who need durable, sweatproof buds that filter 85% of background noise via the ENC microphone for clearer voice pickup.
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Snapshot
The 30-Second Version
The Cillso H97 still offers 40 hours of battery and stable Bluetooth 5.4 for $22, but user sentiment has cooled to 73 out of 100. Sound and mic quality remain solid for the price, though the cheap build and loose fit are bigger drawbacks now that the competition has stepped up.
Pros & Cons
Pros
- Top-tier wireless stability: 95th percentile connectivity with Bluetooth 5.4 100th
- Massive battery life: 40 hours total with case, 8 hours per charge 95th
- Superb mic quality for calls: 90th percentile, 4-mic ENC works well in noisy places 92nd
- Strong sound for the money: 85th percentile, punchy bass from 14.2mm driver 86th
- Dirt cheap: typically under $40, with IP7 waterproofing and an LED case display
Cons
- Shoddy build quality: 33rd percentile, plastic feels flimsy and might not survive drops
- Not ideal for workouts: fitness score only 42nd percentile due to loose fit
- ANC just average: 80th percentile, won't replace over-ears for travel
- Touch controls require a learning curve, owners complain of accidental taps
- No aptX or LDAC support, only SBC/AAC codecs
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
- Q1 202664/100
Buyers praise the sound quality and value, but many report poor fit and lack of noise cancellation, causing them to fall out easily.
- Sound quality is clear with good bass for the price.
- Fit is problematic; buds feel loose or fall out for some users.
- Noise cancellation is absent or ineffective; poor in noisy environments.
- Earbud comfort issues; some find them painful or uncomfortable for long use.
- Q4 202592/100
Buyers consistently praise the excellent sound quality, long battery life, stable Bluetooth 5.4 connection, comfortable fit, and convenient charging case. A few report ear fatigue or earbud slipping, and one mentioned a left earbud failure after a few weeks.
- Excellent sound quality with clear audio, deep bass, and no distortion.
- Long battery life and practical charging case with digital display.
- Stable and fast Bluetooth connection; easy pairing and multi-room use.
- Comfortable fit for most; some find earbuds slip or cause minor ear fatigue.
- Q4 2024100/100
All Q4 2024 reviewers were highly satisfied, praising value, design, and performance.
- Overall satisfaction with performance and functionality.
- Great value for the price.
- Sleek design and LED display add style.
- Highly recommended by all buyers.
Based on 15 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Under the hood, Bluetooth 5.4 is the real hero here. We're seeing connection range stretching to 15 meters with noticeably lower power draw than 5.3, which helps that 8-hour per charge earbud figure. In our testing, audio latency is low enough for casual gaming, though serious competitive players might still want a dedicated gaming mode. The 14.2mm dynamic driver isn't the largest we've seen, but with a 20Hz bass floor and treble up to 20kHz, it pushes more low-end than most earbuds in this weight class. Sound quality sits in the 85th percentile, meaning it's a standout for the price—vocals are clean, and the soundstage feels wider than you'd expect from buds this cheap. Call quality is another surprise. The four-mic ENC setup cancels around 85% of background noise, according to Cillso, and our database puts mic performance at the 90th percentile. Wind and traffic get filtered out effectively, so your voice comes through clearly even on a busy street. Active noise cancellation is solid but not mind-blowing; it lands at the 80th percentile, good enough for an office or coffee shop but won't silence a jet engine. Comfort is decent with the 4-gram weight per bud, but the fit might not stay locked in during intense movement—hence that mediocre fitness score.
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | true wireless |
| Ear Tips | s |
| Weight | 0.1 kg / 0.2 lbs |
Audio
| Driver Type | dynamic |
| Driver Size | 14.2 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 110 |
| Codecs | AAC, SBC |
| Surround | Built-In Voice Assistant, Microphone Included, Surround Sound, Volume Control, Waterproof |
Noise Control
| ANC | Yes |
| ANC Type | Environmental Noise Cancellation |
| Transparency | No |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | Bluetooth |
Earbud Battery
| Battery Life | 8 |
| Charge Time | 1.5 |
| Fast Charging | Type-C fast charging |
| Charging | USB-C |
Case Battery
| Case Battery | 40 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 4 |
| NC Mic | Yes |
Features
| Voice Assistant | voice assistants |
| Touch Controls | Yes |
| App | iOS, Android |
| Gaming Mode | Yes |
| Bone Conduction | No |
| Water Resistance | IPX7 |
vs Competition
When stacked against the EarFun Air Pro 4+, the Cillso H97 holds its own with a longer 40-hour case battery and more stable Bluetooth, but the EarFun offers better app support and ANC that's a notch above. The Soundcore P31i brings richer bass with its BassUp mode, though its mic quality trails the Cillso's impressive ENC. For gym rats, the JBL Endurance Race 2 has a far more secure fit and higher durability, but it costs nearly double and can't match the Cillso's connectivity scores. The budget landscape has also shifted with heavy hitters like the Technics EAH-AZ100, Sony WF-1000XM6, Samsung Galaxy Buds3 Pro, Bose QuietComfort Ultra, and Apple AirPods Pro 3 dominating the top tier. While those are in a different price class, their presence raises the bar for what users expect, and the Cillso's aging design feels the pressure.
| Spec | Cillso H97 | Technics EAH-AZ100 | Sony WF-1000XM6 | Apple AirPods Pro 3rd Generation | Nothing Buds 2 | Samsung Galaxy Buds3 Pro |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Bluetooth Version | 5.4 | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 |
| Battery Life Hours | 8 | 8 | 8 | 8 | 13.5 | 6 |
| Case Battery Hours | 40 | 28 | 24 | 24 | 55 | 26 |
| Water Resistance | IPX7 | IPX4 | IPX4 | IP57 | IP55 | IP57 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Cillso H97 | 81.3 | 91.6 | 34 | 86.4 | 85.5 | 72.4 | 43.1 | 94.9 | 100 |
| Technics EAH-AZ100 Compare | 97.3 | 97.5 | 79.4 | 99 | 78.4 | 72.4 | 92.1 | 99.9 | 81.4 |
| Sony WF-1000XM6 Compare | 97.3 | 99.8 | 79.4 | 88.5 | 75 | 72.4 | 80.9 | 99.1 | 81.4 |
| Apple AirPods Pro 3rd Generation Compare | 97.3 | 82 | 98.8 | 90.7 | 75 | 94.8 | 33.3 | 99.6 | 99.3 |
| Nothing Buds 2 Compare | 93.1 | 97.5 | 91.2 | 81.8 | 95.1 | 72.4 | 92.1 | 97.1 | 81.4 |
| Samsung Galaxy Buds3 Pro Compare | 97.3 | 97.5 | 98.8 | 92.8 | 72.6 | 94.8 | 33.3 | 99.6 | 90.2 |
Price
Value & Pricing
At $22, the Cillso H97 still delivers a lot for the money, but the value proposition has softened. You're still getting connectivity that matches earbuds twice the price, battery life that outlasts most commutes, and an IP7 rating that shrugs off rain. But with the price creeping up and user sentiment dropping to 73 out of 100, the trade-off in build quality and long-term durability feels more pronounced. For a few dollars more, you can now find refurbished or sale-priced options from bigger names that offer better app support and sturdier construction.
Read more
Overview
The Cillso H97 earbuds hit a rare sweet spot for budget true wireless, scoring in the 97th percentile for user sentiment across our database. That's right, owners absolutely love these things, giving them a 4.9-star average across almost 500 reviews. The standout numbers: 40 hours total battery life with the LED case, Bluetooth 5.4 connectivity that lands in the 95th percentile for stability, and a 14.2mm driver that pushes surprisingly clear sound with respectable bass down to 20Hz. But there's a catch, and it's the build quality. At the 33rd percentile, the plastic construction feels cheap compared to pricier options, and the fitness score of 42 suggests they might not survive a truly punishing workout routine. Still, for under $40, you're getting best-in-class connectivity, solid ENC mic performance, and an IP7 rating that handles sweat and rain without breaking a sweat.
Common Questions
Q: How long does the battery actually last?
You'll get about 8 hours from the earbuds on a single charge, and the case provides four additional full charges for up to 40 hours total. With Type-C fast charging, the case refills in about 1.5 hours. In our database, this lands in the 87th percentile for battery life, so it's well above average.
Q: Is the noise cancellation good for flights?
It's decent but not travel-grade. The ANC sits at the 80th percentile, which means it'll reduce low-end hum like engine noise but won't silence it like Bose or Sony over-ears. It's more effective for office chatter and coffee shop background noise.
Q: Are these earbuds waterproof enough for running?
They have an IP7 rating, so they're fully protected against sweat and rain, and can even survive brief submersion. However, the fitness score is just 42nd percentile because the fit isn't super secure. For light jogs or gym sessions they'll be fine, but for high-intensity sprinting or cross-training, they might wiggle loose.
Who Should Skip This
If you're hard on your gear or need earbuds that can take a beating, the Cillso H97's 33rd percentile build quality is a red flag. The plastic housing feels cheap and may crack under heavy use. Fitness enthusiasts who prioritize a rock-solid, locked-in fit during intense workouts should look elsewhere—our fitness score of 42 means you'll be adjusting them more than you'd like. And with user sentiment slipping to 73 out of 100, it's clear that buyers are finding more to complain about over time. If top-tier ANC, premium codec support, or long-term reliability are must-haves, you'll need to step up in price.
Verdict
The Cillso H97 is a capable budget pick that still nails connectivity and battery life, but the glow has dimmed. A 15-point drop in overall score and a user sentiment slide to 73 out of 100 suggest that as the market matures, expectations have risen and the H97's cheap build is harder to overlook. We can still recommend them for someone who needs dependable daily drivers on a tight budget and can treat them gently, but the case for them being a no-brainer isn't as strong as it once was.