How Long to Charge a Samsung Galaxy S23 Battery?
Charging a Samsung Galaxy S23 Battery from empty to full takes about 50 min with its standard 25W charger. The battery holds roughly 14.85 Wh, and this page estimates the time for every common charger wattage, using the Lithium-ion (Li-ion / Li-Po) chemistry it actually uses.
Charge time calculator for Samsung Galaxy S23 Battery
Estimated charge time
50 min
Includes the slower li-ion taper phase above 80%.
Charge time by charger wattage
| Charger | Power | Full charge (0-100%) |
|---|---|---|
| Basic charger | 5W | 4 h 12 min |
| Standard fast charger | 25W | 50 min |
| Ultra fast charger | 45W | 28 min |
Battery capacity: 14.85 Wh · Chemistry: li-ion
The Samsung Galaxy S23's lithium-ion battery is engineered to deliver dependable performance throughout your daily routine, whether you're streaming content, navigating with maps, or managing multiple applications simultaneously. Unlike older battery technologies, modern li-ion cells provide consistent power output and recover well from partial discharge cycles, making it practical to top up your phone multiple times daily without worry. The device's support for rapid charging means you can regain meaningful battery life during brief breaks—a genuine advantage for users who spend time away from traditional power outlets.
To extend the lifespan of your Galaxy S23's battery, consider adopting modest charging habits: avoid letting the device completely drain to zero frequently, and refrain from keeping it plugged in continuously after reaching full charge. Lithium-ion chemistry performs best when it cycles regularly but moderately; frequent shallow charges are gentler than deep drains and full recharges. If you plan to store your phone unused for an extended period, maintain it at a partial charge level rather than fully depleted or fully charged, and keep it in a cool environment to minimize degradation.
With the fastest charger listed here (Ultra fast charger, 45W) it takes about 28 min. With the slowest (Basic charger, 5W) it takes about 4 h 12 min. Samsung's Galaxy S23 features a 3900 mAh battery that supports 25W fast charging.
Frequently asked questions
- How long does it take to charge a Samsung Galaxy S23 Battery?
- From 0% to 100% with the standard 25W charger, it takes about 50 min. Using a faster charger shortens that; using a weaker one extends it, see the table above for exact numbers.
- Why does my Galaxy S23 battery seem to drain faster in cold weather?
- Lithium-ion batteries experience reduced electrochemical activity at lower temperatures, which temporarily decreases available capacity and causes faster apparent drain. This is a normal characteristic of li-ion chemistry and is reversible—your battery recovers to normal capacity once the device warms up. If you're in a cold environment, keep your phone close to your body or in an insulated pocket, and avoid using it intensively until it returns to operating temperature.
- Is it safe to use third-party chargers with my Galaxy S23?
- The Galaxy S23 includes built-in protection circuits that manage power delivery, but using chargers designed or certified for your device ensures optimal compatibility and safety. Third-party chargers vary widely in quality; low-quality units may deliver unstable power or lack proper safety features, potentially stressing your li-ion battery over time. Always verify that any charger supports the device's charging specifications and comes from a reputable manufacturer to protect both your battery and device.
- How is this charge time calculated?
- We divide the energy needed (14.85 Wh times the percentage you're charging) by the charger's effective power, which is the charger's wattage times the battery chemistry's real-world charging efficiency (85% for Lithium-ion (Li-ion / Li-Po)). The same formula powers both this page and our API.
ChargeTimeCalculatorestimates are based on typical charger efficiency and battery chemistry, not a live connection to your device. Always follow your manufacturer's charging guidance.