What are the differences between insect repellent sprays #18-790 and #DEET2A?

These items 18-790 and Deet2A are made by two different suppliers. 18-790 is made by BUGX and DEET2A is made by The 10 Hour Insect Repellent. 

Item 18-790 has an EPA registered formula which follows the suggestion from CDC to reduce the amount
of DEET concentration in insect repellents. This newly approved EPA formula allows the DEET to be released in a more controlled and measured manner, permitting longer lasting performance, once obtained only by high concentrations of DEET. 

Item 18-790 (Bug X 30) Insect Repellent with 30% DEET is effective for 7+ hours of protection against:
Mosquitoes, ticks, chiggers, fleas, gnats, red bugs, no-see-ums, sand fleas, biting flies, deer flies,
stable flies, and black flies.

It effectively repels Mosquitoes and other insects carrying: Zika Virus, West Nile Virus, Lyme Disease, Human Granulocyctis Enrlichiosis, Encephalitis, Malaria, Dengue Fever, and Spotted Fever  

Item DEET2A (The 10 hour Insect Repellent) has an active ingredient that is 100% DEET (N, N Diethyl-m-touluamide) that offers up to 10-hours of protection without reapplication. There is no scent added to the item and it is formulated not to sweat off.

Item DEET2A is effective for 10 hours of protection against: Mosquitoes, ticks, fleas, no-see-ums, chiggers, horse flies, and biting flies. 

It effectively repels Mosquitoes and other insects carrying diseases such as West Nile Virus, Encephalitis, and Lyme Disease.