COLMI L28 Smart Watch (Silver-green + silver steel strap)

COLMI L28 Smart Watch

The COLMI L28 smartwatch combines a refined finish with a compact design and a slim 7.9 mm profile. Its 48 × 41.5 mm case is designed for a comfortable fit on the wrist. This model supports health and activity tracking, daily organization, Bluetooth calls, smart notifications and more than 100 sports modes.

AMOLED display and watch faces

The 1.32-inch AMOLED touchscreen has a resolution of 466 × 466 pixels for clear, vivid images. Its curved, frameless design complements the case, while the Always-on Display lets you check the time without waking the screen. Choose from more than 100 watch faces and customize the interface to suit your preferences.

Health and wellness tracking

The VC30F optical heart-rate sensor supports continuous heart-rate monitoring and vibration alerts when irregular readings are detected. The watch also measures blood oxygen (SpO₂), tracks sleep across REM, light and deep phases, and provides stress and blood-pressure monitoring. Cycle-tracking features include menstrual-cycle, ovulation and fertile-day tracking.

AI features

The built-in GPT function can help organize your day, answer questions and assist with everyday tasks. AI Watchface lets you create personalized watch faces based on your preferences and style.

Sports and activity tracking

More than 100 sports modes include walking, running, cycling, jump rope, yoga and golf, as well as a wide range of indoor and outdoor activities. During workouts, the watch records duration, heart rate and calories burned. The COLMI Fit app also tracks steps, distance, walking time and activity trends.

Calls, notifications and smart functions

Bluetooth 5.2 supports app functions, while Bluetooth 3.0 is used for voice calls. The built-in microphone and speaker enable calls from the watch, with options to answer or reject calls, view contacts and check call history. Notifications can be synced from apps including WhatsApp, SMS and Facebook. Other functions include a voice assistant, weather, music controls, camera shutter, alarms, timer, stopwatch, world clock, calculator, find-phone feature and flashlight.

Design, battery and charging

The watch has a silver metal and ABS + PC plastic case, a rotary crown and an 18 mm strap. The supplied steel strap gives the watch a weight of 77 g; the silicone strap weighs 36 g. With IP68 protection, it is designed to withstand splashes and everyday contact with water. The 200 mAh lithium-polymer battery provides 5–7 days of typical use or up to 15 days on standby. Charging takes approximately 2 hours using the 2-pin magnetic cable. The battery is rated for more than 300 charging cycles, and the protection system is Seiko Y1.

Specifications

• Model: L28
• Case dimensions: 48 × 41.5 × 7.9 mm
• Case color: Silver
• Case materials: Metal and ABS + PC plastic
• Strap materials: Stainless steel and silicone
• Strap width: 18 mm
• Weight: 36 g with silicone strap; 77 g with metal strap; 32 g with leather strap
• Button: One rotary crown
• Display: 1.32-inch AMOLED touchscreen, 466 × 466 pixels, glass construction
• Viewing angle: 89° on each side (89/89/89/89)
• Display connection: Full fit with OCA
• Bluetooth: BLE 5.2 for app functions and BT 3.0 for voice calls
• Bluetooth range: Up to 10 m
• App: COLMI Fit
• Compatible operating systems: Android 4.4 and later, iOS 8.0 and later, HarmonyOS
• Protection rating: IP68
• Battery: 200 mAh lithium polymer
• Charging: 2-pin magnetic cable; approximately 2 hours
• Operating time: 5–7 days with typical use
• Standby time: 15 days
• Charging cycles: More than 300
• Smartwatch languages: English, Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Ukrainian, Italian, Portuguese, Dutch, Polish, Hungarian, Czech, Romanian, Indonesian, Thai, Turkish, Vietnamese, Greek, Malay, Bengali and Kazakh
• App languages: English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Danish, Norwegian, Hungarian, Czech, Bulgarian, Romanian, Slovak, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian, Estonian, Slovenian, Croatian and Greek

Functions and app features

• Watch functions: Speaker, microphone, activity and exercise tracking, exercise log, sleep, heart rate, blood pressure, SpO₂, stress, cycle tracking, phone calls, messages, weather, AI voice, camera shutter, music player, timer, alarm, stopwatch, world clock, stock market, calculator, find phone, flashlight, Da GPT, AI watch face, settings, brightness adjustment, automatic sleep mode, watch faces, menu view, wrist-raise activation, cover-to-sleep mode, vibration and ringtone, Do Not Disturb mode, sleep mode, low-power mode, phone and media-sound controls, screen timer, time and language settings, night mode, restart, power off, reset, version information, app downloads and certification information.
• App features: Steps, distance, calories, walking time, seven-day step history and comparison, sleep monitoring, sleep-quality rating and seven-day trends, heart rate and seven-day trends, blood pressure and trends, blood oxygen and SpO₂ trends, stress, period tracking (requires setting the app profile to female), weight, intake reminders, outdoor running, walking and cycling, additional workout data, watch battery level, watch-face store and AI watch faces, Da GPT, notifications, find device, alarms, world clock, factory settings, snapshot, e-card, favorite contacts, time format, unit system, language, auto lock, quick view, phone music controls, Do Not Disturb settings, battery-saver mode, weather settings, SOS emergency assistance, continuous heart-rate monitoring, movement reminders, heart-rate alerts, cycle and menstruation days, last menstrual-period start date, cycle reminder mode, reminder time and calendar, reset, update, goal setting, profile and background-operation protection guide.
• Sports modes: Walking, running, cycling, jump rope, badminton, basketball, soccer, climbing, tennis, rugby, golf, yoga, fitness, dance, baseball, elliptical training, stationary cycling, free training, rowing machine, sailing, water polo, other water sports, paddleboarding, water skiing, canoeing, rafting, rowing, motorboating, kitesurfing, rock climbing, skateboarding, rollerblading, parkour, quad biking, paragliding, triathlon, cross-country running, kabaddi, stepper, stair climbing, core training, stretching, Pilates, gymnastics, strength training, cross training, aerobics, physical training, wall ball, dumbbells, barbells, deadlifts, upper-body training, abs, functional training, burpees, back training, lower-body training, abdominal training, HIIT, indoor walking, indoor running, weightlifting, square dancing, belly dancing, ballet, Zumba, Latin American dancing, street dancing, folk dancing, jazz dancing, boxing, wrestling, martial arts, tai chi, Muay Thai, judo, taekwondo, karate, kickboxing, fencing, kendo, volleyball, softball, hockey, table tennis, cricket, handball, squash, beach soccer, beach volleyball, sepak takraw, bowling, ice skating, curling, other winter sports, snowmobiling, ice hockey, bobsledding, sledding, skiing, archery, darts, tug-of-war, hula hooping, kite flying, horseback riding, Frisbee, fishing, equestrian sports, athletics and car racing.

Included

• COLMI L28 watch
• Magnetic charging cable
• Steel and silicone straps
• Strap-removal tool for steel straps
• User manual