OWON B35T+ Bluetooth Digital Multimeter Review: Reliable & Smart

As an experienced tester of multi testers, I have carefully examined many digital multimeters over the years. With extensive knowledge and hands-on experience, I understand what features truly matter in a quality multimeter. In this review, I share my honest and detailed analysis of the OWON B35T+ Bluetooth Digital Multimeter. I have researched its key functions and personally tested its performance to ensure you get trustworthy insights. My goal is to help you make a confident and informed choice when selecting a versatile and smart multimeter for your needs.

Pros & Cons

What We Loved

• ✅ Accurate AC/DC voltage and current measurements
• ✅ Bluetooth connectivity for Android and iOS devices
• ✅ 3-in-1 functionality: multimeter, datalogger, and temperature meter
• ✅ Large backlit display with simulated bar chart
• ✅ Offline data recording and smart voice reading
• ✅ Supports multi-device connection via mobile app

What Could Be Better

• ❌ Requires compatible mobile devices for full Bluetooth features
• ❌ May have a learning curve for new users
• ❌ Limited to Bluetooth 4.0, not the latest version

Who Should Buy This

The OWON B35T+ Bluetooth Digital Multimeter is perfect for electricians, engineers, and hobbyists who need a reliable and easy-to-use tool. If you want to measure voltage, current, and resistance with high accuracy, this multimeter is a great choice. The Bluetooth feature lets you connect to your phone, making it simple to record and analyze data on Android or iOS devices. It is also good for students learning electronics or anyone who values convenience and smart features in their tools.

If you only need a basic multimeter without extra features, this might not be the best fit. It can be more expensive than simple models and may have more functions than you require. Also, if you do not use a smartphone or prefer manual recording, the Bluetooth and app functions might feel unnecessary. For occasional or very simple measurements, a basic multimeter could be easier and cheaper.

Technical Specifications

Key Details

• Brand: OWON
• Model: B35T+
• Size: 6.3″ x 2.8″ x 1.5″
• Weight: 0.705 lbs
• Material: Durable ABS Plastic
• Color Options: Blue
• Special Features: 6000 Count, Auto Ranging, True RMS, Bluetooth 4.0 Connectivity (Android & iOS), Offline Data Recording
• Warranty: 1 Year Manufacturer Warranty

Our Testing Experience

First Impressions

When I first got the OWON B35T+ Bluetooth Digital Multimeter, I was curious about how easy it would be to connect it to my phone. Setting it up was surprisingly simple. The Bluetooth 4.0 connection paired quickly with my Android device, and the mobile app was straightforward to use. Right away, I tested it on some household outlets and batteries to see if the readings matched my old multimeter. The numbers were clear and accurate, which gave me confidence in its performance.

Daily Use

Using the OWON B35T+ every day was a smooth experience. Whether I was checking car circuits or testing electronic components, the auto-ranging feature saved me time by adjusting the measurement range automatically. I also liked how the voice reading feature allowed me to keep my eyes on the work while hearing the results. The offline data recording came in handy when I needed to log measurements without my phone nearby, which made working on the go much easier.

Key Features in Action

The combination of a multimeter, datalogger, and temperature meter in one device was very convenient. The mobile app’s ability to connect multiple devices at once helped when I was comparing readings from different points in a circuit. I found the trend analysis feature particularly helpful because it showed changes over time, making it easier to spot issues. The 6000-count display gave me precise readings, and the voice warnings added a safety layer I appreciated during more complex tests.

Long-Term Performance

After using the OWON B35T+ for several weeks, I can say it held up well. The battery life lasted longer than I expected, and the device remained reliable and accurate. The app kept updating smoothly, and the Bluetooth connection stayed stable without drops. Overall, it has become my go-to tool for both simple and advanced electrical testing jobs. I feel confident recommending it to anyone who needs a smart, versatile multimeter.

How It Compares

Side-by-Side Comparison

Feature	OWON B35T+ Bluetooth Digital Multimeter 6000 Count	USB Rechargeable Digital Multimeter FS899L	OWON B41T+ Bluetooth Digital Multimeter 22000 Count
Price	See Price	See Price	See Price
Quality	High-quality True RMS measurements with 6000-count resolution, voice reading, and voice warning for safety; Bluetooth 4.0 connectivity for Android and iOS devices; reliable offline data recording ensures consistent performance even without connection.	Good quality with 6000 counts, includes NCV non-contact voltage detection, temperature measurement, and firewire/null wire recognition; durable protective cover and seismic protection enhance device longevity.	Superior 22000-count resolution with True RMS, supports wide range of measurements including capacitance, frequency, and duty cycle; Bluetooth-enabled with offline record for long-term unattended data logging.
Features	Measures AC/DC Voltage, DC Current, Resistance, Diode; 3-in-1: datalogger, multimeter, temperature meter; multi-device Bluetooth connection; change trend analysis; smart voice reading and voice warning; offline recording; supports Android 4.3+/iOS 7.0+.	Measures AC/DC voltage and current, capacitance, resistance, NCV, temperature, diode, continuity; large 4.8-inch colorful LCD with backlight; USB rechargeable 200mA battery; firewire and null wire recognition; seismic protection.	Measures up to 750V AC/DC voltage, 20A current, 220M Ohms resistance; temperature, capacitance, frequency, duty cycle; True RMS; Bluetooth support requires professional adapter for PC; offline record function conserves battery; smart power-off.
Best For	Household, automotive circuit troubleshooting, battery and fuse testing, electronics diagnostics with smart Bluetooth data logging and voice features for easy interpretation.	Users needing a rechargeable multimeter with large colorful display and NCV for home and automotive use, with focus on convenience and durability.	Professionals requiring high-resolution measurements, advanced functions like frequency and duty cycle, and long-term data logging in industrial or HVAC environments.

In my opinion, this OWON B35T+ Bluetooth Digital Multimeter 6000 Count stands out because it combines versatile measurement capabilities with smart Bluetooth connectivity, voice assistance, and offline data recording in a compact device. Unlike competitors, it offers multi-device connections and trend analysis via the mobile app, making data interpretation easier and more interactive. If you’re like me and prefer a smart multimeter that enhances diagnostic efficiency with modern features and safety warnings, this is the better choice.

Customer Feedback on OWON B35T+ Bluetooth Digital Multimeter 6000 Count Auto Ranging Digital True RMS Smart Multimeter with Bluetooth 4.0 (Android and iOS) and Offline Data Recording Function

Overall Satisfaction

Customers generally appreciate the OWON B35T+ for its accuracy and smart Bluetooth connectivity, reflected in mostly positive ratings with occasional notes on app functionality.

Most Praised Features

• Accurate True RMS measurements suitable for professional and hobbyist use.
• Seamless Bluetooth 4.0 connection with Android and iOS devices for easy data monitoring.
• Convenient offline data recording function allowing use without constant app connection.

Common Concerns

• Some users report occasional difficulties with the mobile app interface and stability.
• The device’s build quality feels slightly less robust compared to higher-end models.

Who Loves It Most

Electronics enthusiasts, technicians, and DIYers who value smart features and portability find the OWON B35T+ particularly useful for both fieldwork and bench testing.

Is It Worth the Price?

Price Analysis

The OWON B35T+ is competitively priced compared to other Bluetooth-enabled digital multimeters with advanced features. It offers solid value for a mid-range budget, neither too cheap to compromise on quality nor overpriced for its capabilities.

Value Features

• Bluetooth 4.0 Connectivity – Enables seamless data logging and multi-device connection, making remote monitoring convenient and justifying the tech investment.
• 6000 Count True RMS Accuracy – Provides precise measurements suitable for professional and hobbyist use, enhancing reliability for the price.
• Offline Data Recording & Voice Alerts – Adds safety and convenience by allowing measurements without a connected device and audible warnings, increasing usability.
• Backlit Large Display with Bar Graph – Improves readability in low light, saving time and reducing errors, which adds practical value.

Vs. Competitors

Compared to similar smart multimeters, the OWON B35T+ stands out with its combination of Bluetooth functionality, offline recording, and voice alerts at a reasonable price point, often undercutting more expensive brands with similar specs.

Final Verdict

The OWON B35T+ offers excellent value for money, especially if you need Bluetooth connectivity and advanced features like offline data logging. It is a smart buy for both professionals and tech-savvy hobbyists looking for accuracy and convenience without a premium price tag.