I think A-319 is better than B-737-700HGW, unless youre another anti-airbus guy

I'ld say:
F-70->F-100
737-500 -> A-319
Heres a chart to comapre both planes (One with underscore is better than the other one)
.......... B-737-700HGW........... A-319............
Seats
149 145
Speed 449kts
452ktsRange 3751nm 2086nm/4254nm* <-Theres no winner or looser in range..
Fuel Usage 723gal/h
703-723 gal/hour^Price €66,921,717
€47,869,127/€59,278,945**There are two varients, one with less range and one with more. The shorter range one has 2086nm and costs €47,869,127. The longer range one has 4254nm and costs €59,278,945.
^ There are six engine varients for A-319.
1. CFM International CFM56-5A4, 2086nm, 707gal/h
2. IAE V2252-A5, 2086nm, 703gal/h
3. CFM International CFM56-5B5, 2086nm, 706gal/h
4. CFM International CFM56-5A5, 4254nm, 723gal/h
5. CFM International CFM56-5B6, 4254nm, 721gal/h
6. IAE V2524-A5, 4254nm, 716gal/h