E series
- Anamorphic format
- BMC E-series engine
- E (disambiguation)
- E number (disambiguation)
- E series of preferred numbers
- EMD E-unit
- Embraer E-Jet family
- Entwicklung series
- Ford E-Series
- Formula E (disambiguation)
- HP E series
- Honda E engine
- Honda E series
- List of recurring characters from Sonic the Hedgehog (games)
- Nokia Eseries
- QI (E series)
- Xeon