If you want a cheaper, smaller phone, Apple often refreshes the SE line in March or April.
Mobile providers often offer "free" phones with specific unlimited plans during this month. The Budget Window: Spring when to buy a new iphone
If your current phone's battery is the only issue, consider a $89 battery swap instead of a $800+ new phone. If you want a cheaper, smaller phone, Apple
Buying a new model at launch ensures you get the most years of software updates. The Value Play: November (Black Friday) If you want a cheaper
By spring, the "Apple Certified Refurbished" store usually has plenty of the previous year's models at a steep discount. When to Wait