Range you actually need

VL6180X suits 5 to 100 mm proximity, VL53L0X about 2 m, VL53L1X about 4 m, TF-Luna 8 m and TFmini-S 12 m. Buy for roughly double your target distance to cover dark surfaces.

I2C or UART

ST chips are I2C, which is easy on Arduino and ESP32 but limited to short wires. Benewake LiDAR defaults to UART (switchable to I2C), better for long cable runs and drones.

Outdoor and sunlight

Small ST breakouts struggle in direct sun. Look for an ambient light rating like 70 Klux (TFmini-S) or 100 Klux (TF02-Pro) and an IP65 housing for outdoor use.

Update rate

Robot obstacle avoidance is fine at 30 to 50 Hz. Drones and fast conveyors benefit from the 100 Hz to 1000 Hz frame rates listed for the Benewake modules.

Single point, zones or 360°

One beam gives one distance. An 8×8 multizone sensor sees 64 zones for gesture and presence, and a spinning LiDAR maps a whole room for SLAM.

The same TF-Luna sensor on its own, for builders who already have a USB-serial adapter. The listing gives a 0.2 to 8 m operating range, LVTTL (3.3 V) signalling and a UART interface by default that can be switched to I2C by command. Listed applications include obstacle detection, level measurement and traffic monitoring. It averages 4.3 stars from 38 ratings.

The TFmini Plus keeps the thumb-sized TFmini footprint but adds an IP65 enclosure, a frame rate up to 1000 Hz and a pass on drone-level vibration testing, per the listing. That makes it the pick for drones, outdoor robots and industrial sensing where dust and rain reach the sensor. It averages 4.3 stars from 30 ratings.

When 12 m is not enough, the TF02-Pro stretches to 40 m according to the listing title, with UART and I2C interfaces, 100 Klux ambient light rating and an IP65 housing. The listing quotes a 100 Hz refresh rate. Use it for vehicle detection, silo and tank levels, and long-range drone altimeters. It has only 10 ratings (4.0 stars), so treat the review data as thin.

ST’s VL53L1X doubles the VL53L0X’s reach to 4 m, and this CQRobot board lists a 50 Hz ranging frequency, an I2C interface and an IO pin to switch the sensor on and off, which is how you give several sensors different addresses. It averages 4.2 stars from 57 ratings. A great match for ESP32 and Arduino robots that need more than 2 m.

Four TOF400C VL53L1X modules for front, rear and side sensing on one robot. The listing gives 3.0 to 5 V operation (so they work with 5 V Arduino boards), a -20 to 70 °C operating range, 40 mA maximum current and an I2C output, with a cover that adds physical protection against dust. They average 4.4 stars from 44 ratings.

The VL53L0X is the classic beginner ToF chip, and this five-pack puts it on breakout boards so you do not have to solder the tiny LGA package yourself, as the listing points out. Ranging data comes over I2C using ST’s FlightSense technology. It averages 4.2 stars from 84 ratings, the most-reviewed ST sensor in this guide. Our VL53L0X tutorial walks through the code.

If you only need one VL53L0X, HiLetgo’s single carrier board is a common choice. The listing is refreshingly honest: maximum sensing distance is 2 m, and accuracy runs from about ±3% at best to over ±10% in less optimal conditions. It averages 4.0 stars from 39 ratings.

Adafruit calls the VL6180X the little sister of the VL53L0X: it handles about 5 to 100 mm, which is ideal for proximity triggers, paper or object presence in a slot, and touchless buttons. The 2020 update adds two STEMMA QT connectors for solder-free chaining and four mounting holes, per the listing. It averages 4.5 stars from 41 ratings, the highest-rated small ST board here.

Arduino’s own Modulino Distance is a ready-to-use ToF proximity module designed to drop into Arduino projects without soldering, with Arduino IDE support for quick setup, per the listing. It targets obstacle avoidance, mapping and navigation in small robots. It averages 4.6 stars but from only 17 ratings, so the sample is small.

Instead of one beam, the VL53L7CX returns 64 independent distance zones in an 8×8 grid, giving a coarse depth image for gesture detection, people counting and object shape. DFRobot adds an onboard RP2040 that runs the heavy firmware so your main board just reads results over the Gravity 4-pin I2C or UART connector, and four switchable I2C addresses let you chain several, per the listing. It has only 9 ratings (4.1 stars), so treat it as a newer, less-proven pick.

The LD19 spins a ToF rangefinder through a full 360° to map a room for robot navigation and SLAM. The listing gives a 12 m range, 30 Klux light resistance, a brushless motor for silent scanning, a walnut-sized 54 x 46 x 35 mm body under 50 g, and ROS, ROS2 and C/C++ SDKs plus a Raspberry Pi tutorial. It averages 4.4 stars from 50 ratings.

Robot obstacle avoidance

TOF400C VL53L1X 4-pack on the front and sides, or the VL53L0X 5-pack for small rovers.

Drone altitude hold

TFmini Plus for its IP65 shell and 1000 Hz frame rate, or TFmini-S indoors.

Tank, bin and silo level

TFmini-S up to 12 m, or TF02-Pro for tall silos up to 40 m.

People counting at a door

DFRobot 8×8 VL53L7CX sees direction across 64 zones.

Touchless button or slot sensor

Adafruit VL6180X for 5 to 100 mm proximity.

ROS mapping and SLAM

FHL-LD19 360° LiDAR on a Raspberry Pi running ROS2.

ToF vs ultrasonic: which should I use?

ToF has a narrow beam, faster updates and works on soft or angled surfaces that absorb sound. Ultrasonic ignores target colour and handles glass and clear liquids where light passes straight through. See our ultrasonic sensor guide for the HC-SR04 and waterproof options.

How do I use several VL53L0X or VL53L1X sensors on one I2C bus?

They all boot with the same address. Hold every sensor in reset with its XSHUT pin, then release them one at a time and assign each a new address in code, or use a TCA9548A I2C multiplexer.

Do TF-Luna and TFmini-S work with ESP32 and Arduino?

Yes. They default to UART at 3.3 V logic, so connect TX and RX to a hardware serial port (Serial2 on an ESP32). On a 5 V Arduino use a level shifter on the sensor’s RX line, or switch the sensor to I2C mode.

Why does my ToF sensor read wrong outdoors?

Sunlight contains the same infrared wavelength the sensor uses, which raises the noise floor and shortens range. Pick a sensor with a high ambient light rating (TFmini-S, TF02-Pro), shade the lens, and expect shorter range on dark or shiny targets.

Can a ToF sensor detect people for home automation?

A single-point sensor can trigger when someone crosses a doorway, and an 8×8 multizone sensor can count direction. For detecting someone sitting still in a room, an mmWave presence sensor is the better tool.